122212021021011 has 24 divisors (see below), whose sum is σ = 176780583980000. Its totient is φ = 81358326675072.

The previous prime is 122212021021003. The next prime is 122212021021169. The reversal of 122212021021011 is 110120120212221.

122212021021011 is a `hidden beast` number, since 1 + 2 + 221 + 20 + 210 + 210 + 1 + 1 = 666.

It is not a de Polignac number, because 122212021021011 - 2³ = 122212021021003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122212021025011) 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, 457505415 + ... + 457772463.

Almost surely, 2^{122212021021011} is an apocalyptic number.

122212021021011 is a deficient number, since it is larger than the sum of its proper divisors (54568562958989).

122212021021011 is a wasteful number, since it uses less digits than its factorization.

122212021021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339483 (or 339480 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122212021021011 its reverse (110120120212221), we get a palindrome (232332141233232).

The spelling of 122212021021011 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, twenty-one thousand, eleven".