112122211100021 has 8 divisors (see below), whose sum is σ = 112810853042304. Its totient is φ = 111433578616800.

The previous prime is 112122211099909. The next prime is 112122211100027. The reversal of 112122211100021 is 120001112221211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112122211100021 - 2²² = 112122206905717 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 (112122211100027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22195796 + ... + 26774946.

It is an arithmetic number, because the mean of its divisors is an integer number (14101356630288).

Almost surely, 2^{112122211100021} is an apocalyptic number.

It is an amenable number.

112122211100021 is a deficient number, since it is larger than the sum of its proper divisors (688641942283).

112122211100021 is a wasteful number, since it uses less digits than its factorization.

112122211100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729531.

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

Adding to 112122211100021 its reverse (120001112221211), we get a palindrome (232123323321232).

The spelling of 112122211100021 in words is "one hundred twelve trillion, one hundred twenty-two billion, two hundred eleven million, one hundred thousand, twenty-one".