121032999999 has 6 divisors (see below), whose sum is σ = 174825444456. Its totient is φ = 80688666660.

The previous prime is 121032999991. The next prime is 121033000051. The reversal of 121032999999 is 999999230121.

121032999999 is a `hidden beast` number, since 1 + 210 + 329 + 9 + 9 + 9 + 99 = 666.

It is not a de Polignac number, because 121032999999 - 2³ = 121032999991 is a prime.

121032999999 is a modest number, since divided by 999999 gives 121032 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121032999991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6724055547 + ... + 6724055564.

It is an arithmetic number, because the mean of its divisors is an integer number (29137574076).

Almost surely, 2^121032999999 is an apocalyptic number.

121032999999 is a deficient number, since it is larger than the sum of its proper divisors (53792444457).

121032999999 is a wasteful number, since it uses less digits than its factorization.

121032999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13448111117 (or 13448111114 counting only the distinct ones).

The product of its (nonzero) digits is 6377292, while the sum is 63.

The spelling of 121032999999 in words is "one hundred twenty-one billion, thirty-two million, nine hundred ninety-nine thousand, nine hundred ninety-nine".