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110221002012 = 22311275909781
BaseRepresentation
bin110011010100110101…
…1110000010100011100
3101112111111021001010210
41212221223300110130
53301213034031022
6122345042332420
710651244026122
oct1465153602434
9345444231123
10110221002012
1142820978200
121944095a110
13a517228724
1454986b1912
152d016eea0c
hex19a9af051c

110221002012 has 36 divisors (see below), whose sum is σ = 282688028168. Its totient is φ = 33400303200.

The previous prime is 110221001993. The next prime is 110221002071. The reversal of 110221002012 is 210200122011.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37953439 + ... + 37956342.

Almost surely, 2110221002012 is an apocalyptic number.

110221002012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110221002012 is an abundant number, since it is smaller than the sum of its proper divisors (172467026156).

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

110221002012 is a wasteful number, since it uses less digits than its factorization.

110221002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75909810 (or 75909797 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110221002012 its reverse (210200122011), we get a palindrome (320421124023).

The spelling of 110221002012 in words is "one hundred ten billion, two hundred twenty-one million, two thousand, twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 75909781 151819562 227729343 303639124 455458686 835007591 910917372 1670015182 2505022773 3340030364 5010045546 9185083501 10020091092 18370167002 27555250503 36740334004 55110501006 110221002012