121027310204 has 12 divisors (see below), whose sum is σ = 211802896200. Its totient is φ = 60512197008.

The previous prime is 121027310143. The next prime is 121027310219. The reversal of 121027310204 is 402013720121.

It is a self number, because there is not a number n which added to its sum of digits gives 121027310204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165719 + ... + 519150.

It is an arithmetic number, because the mean of its divisors is an integer number (17650241350).

Almost surely, 2^121027310204 is an apocalyptic number.

It is an amenable number.

121027310204 is a deficient number, since it is larger than the sum of its proper divisors (90775585996).

121027310204 is a wasteful number, since it uses less digits than its factorization.

121027310204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729052 (or 729050 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The spelling of 121027310204 in words is "one hundred twenty-one billion, twenty-seven million, three hundred ten thousand, two hundred four".