121113033000 has 64 divisors (see below), whose sum is σ = 377872672320. Its totient is φ = 32296808000.

The previous prime is 121113032857. The next prime is 121113033043. The reversal of 121113033000 is 330311121.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 15 ways as a sum of consecutive naturals, for example, 20182506 + ... + 20188505.

It is an arithmetic number, because the mean of its divisors is an integer number (5904260505).

Almost surely, 2^121113033000 is an apocalyptic number.

121113033000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121113033000 is an abundant number, since it is smaller than the sum of its proper divisors (256759639320).

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

121113033000 is a wasteful number, since it uses less digits than its factorization.

121113033000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40371035 (or 40371021 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 121113033000 its reverse (330311121), we get a palindrome (121443344121).

The spelling of 121113033000 in words is "one hundred twenty-one billion, one hundred thirteen million, thirty-three thousand".