122021200122 has 16 divisors (see below), whose sum is σ = 244056076320. Its totient is φ = 40671454032.

The previous prime is 122021200099. The next prime is 122021200159. The reversal of 122021200122 is 221002120221.

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, 451972 + ... + 669567.

It is an arithmetic number, because the mean of its divisors is an integer number (15253504770).

Almost surely, 2^122021200122 is an apocalyptic number.

122021200122 is an abundant number, since it is smaller than the sum of its proper divisors (122034876198).

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

122021200122 is a wasteful number, since it uses less digits than its factorization.

122021200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139677.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122021200122 its reverse (221002120221), we get a palindrome (343023320343).

The spelling of 122021200122 in words is "one hundred twenty-two billion, twenty-one million, two hundred thousand, one hundred twenty-two".