210121424121012 has 96 divisors (see below), whose sum is σ = 509357535912960. Its totient is φ = 67361594803200.

The previous prime is 210121424120977. The next prime is 210121424121109.

210121424121012 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23360664 + ... + 31079952.

It is an arithmetic number, because the mean of its divisors is an integer number (5305807665760).

Almost surely, 2^{210121424121012} is an apocalyptic number.

It is an amenable number.

210121424121012 is an abundant number, since it is smaller than the sum of its proper divisors (299236111791948).

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

210121424121012 is a wasteful number, since it uses less digits than its factorization.

210121424121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720041 (or 7720039 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The spelling of 210121424121012 in words is "two hundred ten trillion, one hundred twenty-one billion, four hundred twenty-four million, one hundred twenty-one thousand, twelve".