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10223010312 = 2333711512399
BaseRepresentation
bin10011000010101011…
…01100001000001000
3222101110101201202120
421201111230020020
5131414042312222
64410230331240
7511223103534
oct114125541010
928343351676
1010223010312
114376693a59
121b937b9b20
13c6bc70138
146cda14bc4
153ec76015c
hex26156c208

10223010312 has 32 divisors (see below), whose sum is σ = 26248272000. Its totient is φ = 3315570624.

The previous prime is 10223010293. The next prime is 10223010319. The reversal of 10223010312 is 21301032201.

It is a junction number, because it is equal to n+sod(n) for n = 10223010291 and 10223010300.

It is not an unprimeable number, because it can be changed into a prime (10223010319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5755312 + ... + 5757087.

It is an arithmetic number, because the mean of its divisors is an integer number (820258500).

Almost surely, 210223010312 is an apocalyptic number.

10223010312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10223010312 is an abundant number, since it is smaller than the sum of its proper divisors (16025261688).

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

10223010312 is a wasteful number, since it uses less digits than its factorization.

10223010312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11512445 (or 11512441 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10223010312 its reverse (21301032201), we get a palindrome (31524042513).

It can be divided in two parts, 10 and 223010312, that added together give a palindrome (223010322).

The spelling of 10223010312 in words is "ten billion, two hundred twenty-three million, ten thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 37 74 111 148 222 296 444 888 11512399 23024798 34537197 46049596 69074394 92099192 138148788 276297576 425958763 851917526 1277876289 1703835052 2555752578 3407670104 5111505156 10223010312