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10210023012 = 22372325720563
BaseRepresentation
bin10011000001001000…
…01001011001100100
3222100112221220112110
421200210021121210
5131402231214022
64405044121020
7511004522640
oct114044113144
928315856473
1010210023012
11436a323452
121b8b396170
13c69373947
146cbdd3c20
153eb54700c
hex260909664

10210023012 has 96 divisors (see below), whose sum is σ = 28522432512. Its totient is φ = 2779324416.

The previous prime is 10210023007. The next prime is 10210023023. The reversal of 10210023012 is 21032001201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 486243 + ... + 506805.

It is an arithmetic number, because the mean of its divisors is an integer number (297108672).

Almost surely, 210210023012 is an apocalyptic number.

10210023012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10210023012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14261216256).

10210023012 is an abundant number, since it is smaller than the sum of its proper divisors (18312409500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10210023012 is a wasteful number, since it uses less digits than its factorization.

10210023012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20857 (or 20855 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10210023012 its reverse (21032001201), we get a palindrome (31242024213).

The spelling of 10210023012 in words is "ten billion, two hundred ten million, twenty-three thousand, twelve".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 257 276 322 483 514 644 771 966 1028 1542 1799 1932 3084 3598 5397 5911 7196 10794 11822 17733 20563 21588 23644 35466 41126 41377 61689 70932 82252 82754 123378 124131 143941 165508 246756 248262 287882 431823 472949 496524 575764 863646 945898 1418847 1727292 1891796 2837694 3310643 5284691 5675388 6621286 9931929 10569382 13242572 15854073 19863858 21138764 31708146 36992837 39727716 63416292 73985674 110978511 121547893 147971348 221957022 243095786 364643679 443914044 486191572 729287358 850835251 1458574716 1701670502 2552505753 3403341004 5105011506 10210023012