112112101202021 has 16 divisors (see below), whose sum is σ = 114769401467520. Its totient is φ = 109480063492800.

The previous prime is 112112101201981. The next prime is 112112101202051. The reversal of 112112101202021 is 120202101211211.

It is a cyclic number.

It is not a de Polignac number, because 112112101202021 - 2⁶ = 112112101201957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112101202051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 975059291 + ... + 975174263.

It is an arithmetic number, because the mean of its divisors is an integer number (7173087591720).

Almost surely, 2^{112112101202021} is an apocalyptic number.

It is an amenable number.

112112101202021 is a deficient number, since it is larger than the sum of its proper divisors (2657300265499).

112112101202021 is a wasteful number, since it uses less digits than its factorization.

112112101202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224636.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112112101202021 its reverse (120202101211211), we get a palindrome (232314202413232).

The spelling of 112112101202021 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred one million, two hundred two thousand, twenty-one".