112211021100021 has 16 divisors (see below), whose sum is σ = 159441376886784. Its totient is φ = 70032410329904.

The previous prime is 112211021099923. The next prime is 112211021100023. The reversal of 112211021100021 is 120001120112211.

It is a happy number.

112211021100021 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 112211021100021 - 2³⁹ = 111661265286133 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211021100023) 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, 17300493381 + ... + 17300499866.

It is an arithmetic number, because the mean of its divisors is an integer number (9965086055424).

Almost surely, 2^{112211021100021} is an apocalyptic number.

It is an amenable number.

112211021100021 is a deficient number, since it is larger than the sum of its proper divisors (47230355786763).

112211021100021 is a wasteful number, since it uses less digits than its factorization.

112211021100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34600993320.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112211021100021 its reverse (120001120112211), we get a palindrome (232212141212232).

The spelling of 112211021100021 in words is "one hundred twelve trillion, two hundred eleven billion, twenty-one million, one hundred thousand, twenty-one".