121134165404 has 24 divisors (see below), whose sum is σ = 242294451840. Its totient is φ = 51909044976.

The previous prime is 121134165379. The next prime is 121134165457. The reversal of 121134165404 is 404561431121.

121134165404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36587 + ... + 493565.

It is an arithmetic number, because the mean of its divisors is an integer number (10095602160).

Almost surely, 2^121134165404 is an apocalyptic number.

121134165404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

121134165404 is an abundant number, since it is smaller than the sum of its proper divisors (121160286436).

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

121134165404 is a wasteful number, since it uses less digits than its factorization.

121134165404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466457 (or 466455 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 121134165404 its reverse (404561431121), we get a palindrome (525695596525).

The spelling of 121134165404 in words is "one hundred twenty-one billion, one hundred thirty-four million, one hundred sixty-five thousand, four hundred four".