112210222122021 has 16 divisors (see below), whose sum is σ = 150290399376000. Its totient is φ = 74469152083968.

The previous prime is 112210222121993. The next prime is 112210222122071. The reversal of 112210222122021 is 120221222012211.

It is not a de Polignac number, because 112210222122021 - 2¹⁴ = 112210222105637 is a prime.

It is a super-2 number, since 2×112210222122021² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112210222122071) 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, 89662596 + ... + 90905453.

It is an arithmetic number, because the mean of its divisors is an integer number (9393149961000).

Almost surely, 2^{112210222122021} is an apocalyptic number.

It is an amenable number.

112210222122021 is a deficient number, since it is larger than the sum of its proper divisors (38080177253979).

112210222122021 is a wasteful number, since it uses less digits than its factorization.

112210222122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180568988.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112210222122021 its reverse (120221222012211), we get a palindrome (232431444134232).

The spelling of 112210222122021 in words is "one hundred twelve trillion, two hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, twenty-one".