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23313221112 = 233971384213
BaseRepresentation
bin10101101101100100…
…111000010111111000
32020011201221100011210
4111231210320113320
5340221141033422
614413203123120
71453503052446
oct255544702770
966151840153
1023313221112
119983784095
1246276734a0
132276c389bc
1411b2343b96
15916a8110c
hex56d9385f8

23313221112 has 16 divisors (see below), whose sum is σ = 58283052840. Its totient is φ = 7771073696.

The previous prime is 23313221101. The next prime is 23313221123. The reversal of 23313221112 is 21112231332.

It is an interprime number because it is at equal distance from previous prime (23313221101) and next prime (23313221123).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485692083 + ... + 485692130.

Almost surely, 223313221112 is an apocalyptic number.

It is an amenable number.

23313221112 is an abundant number, since it is smaller than the sum of its proper divisors (34969831728).

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

23313221112 is a wasteful number, since it uses less digits than its factorization.

23313221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971384222 (or 971384218 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 23313221112 its reverse (21112231332), we get a palindrome (44425452444).

The spelling of 23313221112 in words is "twenty-three billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 971384213 1942768426 2914152639 3885536852 5828305278 7771073704 11656610556 23313221112