201222012244122 has 24 divisors (see below), whose sum is σ = 436395851523840. Its totient is φ = 67010184851400.

The previous prime is 201222012244109. The next prime is 201222012244151. The reversal of 201222012244122 is 221442210222102.

201222012244122 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 2 + 20 + 1 + 224 + 412 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5318249722 + ... + 5318287557.

It is an arithmetic number, because the mean of its divisors is an integer number (18183160480160).

Almost surely, 2^{201222012244122} is an apocalyptic number.

201222012244122 is an abundant number, since it is smaller than the sum of its proper divisors (235173839279718).

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

201222012244122 is a wasteful number, since it uses less digits than its factorization.

201222012244122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10636538338 (or 10636538335 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 201222012244122 its reverse (221442210222102), we get a palindrome (422664222466224).

The spelling of 201222012244122 in words is "two hundred one trillion, two hundred twenty-two billion, twelve million, two hundred forty-four thousand, one hundred twenty-two".