212020112212122 has 16 divisors (see below), whose sum is σ = 424040863796352. Its totient is φ = 70673264175360.

The previous prime is 212020112212109. The next prime is 212020112212141. The reversal of 212020112212122 is 221212211020212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22274578 + ... + 30334749.

It is an arithmetic number, because the mean of its divisors is an integer number (26502553987272).

Almost surely, 2^{212020112212122} is an apocalyptic number.

212020112212122 is an abundant number, since it is smaller than the sum of its proper divisors (212020751584230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212020112212122 is a wasteful number, since it uses less digits than its factorization.

212020112212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53281013.

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

Adding to 212020112212122 its reverse (221212211020212), we get a palindrome (433232323232334).

The spelling of 212020112212122 in words is "two hundred twelve trillion, twenty billion, one hundred twelve million, two hundred twelve thousand, one hundred twenty-two".