10111121232 has 40 divisors (see below), whose sum is σ = 26172804000. Its totient is φ = 3363611520.

The previous prime is 10111121227. The next prime is 10111121243. The reversal of 10111121232 is 23212111101.

It is a congruent 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, 187119 + ... + 235022.

It is an arithmetic number, because the mean of its divisors is an integer number (654320100).

Almost surely, 2^10111121232 is an apocalyptic number.

10111121232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10111121232 is an abundant number, since it is smaller than the sum of its proper divisors (16061682768).

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

10111121232 is a wasteful number, since it uses less digits than its factorization.

10111121232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422651 (or 422645 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10111121232 its reverse (23212111101), we get a palindrome (33323232333).

The spelling of 10111121232 in words is "ten billion, one hundred eleven million, one hundred twenty-one thousand, two hundred thirty-two".