10021111032 has 32 divisors (see below), whose sum is σ = 25064629200. Its totient is φ = 3338790144.

The previous prime is 10021111019. The next prime is 10021111103. The reversal of 10021111032 is 23011112001.

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

It is a junction number, because it is equal to n+sod(n) for n = 10021110999 and 10021111017.

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, 46407 + ... + 148982.

Almost surely, 2^10021111032 is an apocalyptic number.

10021111032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10021111032 is an abundant number, since it is smaller than the sum of its proper divisors (15043518168).

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

10021111032 is a wasteful number, since it uses less digits than its factorization.

10021111032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197535 (or 197531 counting only the distinct ones).

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

Adding to 10021111032 its reverse (23011112001), we get a palindrome (33032223033).

The spelling of 10021111032 in words is "ten billion, twenty-one million, one hundred eleven thousand, thirty-two".