112011100020021 has 32 divisors (see below), whose sum is σ = 153829440442368. Its totient is φ = 72462424305600.

The previous prime is 112011100020019. The next prime is 112011100020031. The reversal of 112011100020021 is 120020001110211.

It is not a de Polignac number, because 112011100020021 - 2¹ = 112011100020019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112011100019979 and 112011100020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011100020031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6105595 + ... + 16164791.

It is an arithmetic number, because the mean of its divisors is an integer number (4807170013824).

Almost surely, 2^{112011100020021} is an apocalyptic number.

It is an amenable number.

112011100020021 is a deficient number, since it is larger than the sum of its proper divisors (41818340422347).

112011100020021 is a wasteful number, since it uses less digits than its factorization.

112011100020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10059921.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112011100020021 its reverse (120020001110211), we get a palindrome (232031101130232).

The spelling of 112011100020021 in words is "one hundred twelve trillion, eleven billion, one hundred million, twenty thousand, twenty-one".