121321130133300 has 36 divisors (see below), whose sum is σ = 351022469853216. Its totient is φ = 32352301368800.

The previous prime is 121321130133283. The next prime is 121321130133349. The reversal of 121321130133300 is 3331031123121.

It is a super-2 number, since 2×121321130133300² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202201883256 + ... + 202201883855.

Almost surely, 2^{121321130133300} is an apocalyptic number.

121321130133300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121321130133300 is an abundant number, since it is smaller than the sum of its proper divisors (229701339719916).

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

121321130133300 is a wasteful number, since it uses less digits than its factorization.

121321130133300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404403767128 (or 404403767121 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 121321130133300 its reverse (3331031123121), we get a palindrome (124652161256421).

The spelling of 121321130133300 in words is "one hundred twenty-one trillion, three hundred twenty-one billion, one hundred thirty million, one hundred thirty-three thousand, three hundred".