112120210200021 has 16 divisors (see below), whose sum is σ = 155999162843136. Its totient is φ = 71494274966576.

The previous prime is 112120210199939. The next prime is 112120210200023. The reversal of 112120210200021 is 120002012021211.

It is a cyclic number.

It is not a de Polignac number, because 112120210200021 - 2¹⁵ = 112120210167253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120210200023) 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, 28487085 + ... + 32183138.

It is an arithmetic number, because the mean of its divisors is an integer number (9749947677696).

Almost surely, 2^{112120210200021} is an apocalyptic number.

It is an amenable number.

112120210200021 is a deficient number, since it is larger than the sum of its proper divisors (43878952643115).

112120210200021 is a wasteful number, since it uses less digits than its factorization.

112120210200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60697032.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112120210200021 its reverse (120002012021211), we get a palindrome (232122222221232).

The spelling of 112120210200021 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred ten million, two hundred thousand, twenty-one".