112001010111021 has 32 divisors (see below), whose sum is σ = 158703964848000. Its totient is φ = 70258416195840.

The previous prime is 112001010110939. The next prime is 112001010111073. The reversal of 112001010111021 is 120111010100211.

It is not a de Polignac number, because 112001010111021 - 2⁷ = 112001010110893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112001010110988 and 112001010111006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001010111821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61163655 + ... + 62968203.

It is an arithmetic number, because the mean of its divisors is an integer number (4959498901500).

Almost surely, 2^{112001010111021} is an apocalyptic number.

It is an amenable number.

112001010111021 is a deficient number, since it is larger than the sum of its proper divisors (46702954736979).

112001010111021 is an equidigital number, since it uses as much as digits as its factorization.

112001010111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808814 (or 1808780 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 112001010111021 its reverse (120111010100211), we get a palindrome (232112020211232).

The spelling of 112001010111021 in words is "one hundred twelve trillion, one billion, ten million, one hundred eleven thousand, twenty-one".