10111323112 has 32 divisors (see below), whose sum is σ = 21581484480. Its totient is φ = 4396226560.

The previous prime is 10111323097. The next prime is 10111323137. The reversal of 10111323112 is 21132311101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2495833 + ... + 2499880.

It is an arithmetic number, because the mean of its divisors is an integer number (674421390).

Almost surely, 2^10111323112 is an apocalyptic number.

It is an amenable number.

10111323112 is an abundant number, since it is smaller than the sum of its proper divisors (11470161368).

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

10111323112 is a wasteful number, since it uses less digits than its factorization.

10111323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4995753 (or 4995749 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10111323112 its reverse (21132311101), we get a palindrome (31243634213).

The spelling of 10111323112 in words is "ten billion, one hundred eleven million, three hundred twenty-three thousand, one hundred twelve".