212011220101022 has 32 divisors (see below), whose sum is σ = 335265499975680. Its totient is φ = 100401751081440.

The previous prime is 212011220101019. The next prime is 212011220101073. The reversal of 212011220101022 is 220101022110212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188023229 + ... + 189147447.

It is an arithmetic number, because the mean of its divisors is an integer number (10477046874240).

Almost surely, 2^{212011220101022} is an apocalyptic number.

212011220101022 is a deficient number, since it is larger than the sum of its proper divisors (123254279874658).

212011220101022 is a wasteful number, since it uses less digits than its factorization.

212011220101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189016.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212011220101022 its reverse (220101022110212), we get a palindrome (432112242211234).

The spelling of 212011220101022 in words is "two hundred twelve trillion, eleven billion, two hundred twenty million, one hundred one thousand, twenty-two".