122002010122 has 8 divisors (see below), whose sum is σ = 183132900900. Its totient is φ = 60957709824.

The previous prime is 122002010089. The next prime is 122002010159. The reversal of 122002010122 is 221010200221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115266361081 + 6735649041 = 339509^2 + 82071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21644097 + ... + 21649732.

Almost surely, 2^122002010122 is an apocalyptic number.

122002010122 is a deficient number, since it is larger than the sum of its proper divisors (61130890778).

122002010122 is a wasteful number, since it uses less digits than its factorization.

122002010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43295240.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122002010122 its reverse (221010200221), we get a palindrome (343012210343).

The spelling of 122002010122 in words is "one hundred twenty-two billion, two million, ten thousand, one hundred twenty-two".