112211010221021 has 24 divisors (see below), whose sum is σ = 119192775458400. Its totient is φ = 105615538815776.

The previous prime is 112211010220951. The next prime is 112211010221039. The reversal of 112211010221021 is 120122010112211.

It is not a de Polignac number, because 112211010221021 - 2¹⁸ = 112211009958877 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 (112211010223021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1781426 + ... + 15086268.

It is an arithmetic number, because the mean of its divisors is an integer number (4966365644100).

Almost surely, 2^{112211010221021} is an apocalyptic number.

It is an amenable number.

112211010221021 is a deficient number, since it is larger than the sum of its proper divisors (6981765237379).

112211010221021 is a wasteful number, since it uses less digits than its factorization.

112211010221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13305145 (or 13305122 counting only the distinct ones).

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

Adding to 112211010221021 its reverse (120122010112211), we get a palindrome (232333020333232).

The spelling of 112211010221021 in words is "one hundred twelve trillion, two hundred eleven billion, ten million, two hundred twenty-one thousand, twenty-one".