121010020122 has 8 divisors (see below), whose sum is σ = 242020040256. Its totient is φ = 40336673372.

The previous prime is 121010020099. The next prime is 121010020163. The reversal of 121010020122 is 221020010121.

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

121010020122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 121010020098 and 121010020107.

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, 10084168338 + ... + 10084168349.

It is an arithmetic number, because the mean of its divisors is an integer number (30252505032).

Almost surely, 2^121010020122 is an apocalyptic number.

121010020122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121010020122 is a wasteful number, since it uses less digits than its factorization.

121010020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20168336692.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 121010020122 its reverse (221020010121), we get a palindrome (342030030243).

The spelling of 121010020122 in words is "one hundred twenty-one billion, ten million, twenty thousand, one hundred twenty-two".