122222020021011 has 12 divisors (see below), whose sum is σ = 176570936128080. Its totient is φ = 81468415148400.

The previous prime is 122222020020931. The next prime is 122222020021021. The reversal of 122222020021011 is 110120020222221.

It is a happy number.

122222020021011 is a `hidden beast` number, since 1 + 2 + 22 + 220 + 200 + 210 + 11 = 666.

It is not a de Polignac number, because 122222020021011 - 2¹⁷ = 122222019889939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122222020021021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1077567831 + ... + 1077681248.

It is an arithmetic number, because the mean of its divisors is an integer number (14714244677340).

Almost surely, 2^{122222020021011} is an apocalyptic number.

122222020021011 is a deficient number, since it is larger than the sum of its proper divisors (54348916107069).

122222020021011 is a wasteful number, since it uses less digits than its factorization.

122222020021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155255386 (or 2155255383 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122222020021011 its reverse (110120020222221), we get a palindrome (232342040243232).

The spelling of 122222020021011 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, twenty million, twenty-one thousand, eleven".