121310130310200 has 144 divisors (see below), whose sum is σ = 438738304706520. Its totient is φ = 29860955147520.

The previous prime is 121310130310157. The next prime is 121310130310253. The reversal of 121310130310200 is 2013031013121.

121310130310200 is a `hidden beast` number, since 1 + 2 + 13 + 10 + 130 + 310 + 200 = 666.

121310130310200 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121310130310200² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2592073402 + ... + 2592120201.

Almost surely, 2^{121310130310200} is an apocalyptic number.

121310130310200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121310130310200 is an abundant number, since it is smaller than the sum of its proper divisors (317428174396320).

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

121310130310200 is a wasteful number, since it uses less digits than its factorization.

121310130310200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184193638 (or 5184193626 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 121310130310200 its reverse (2013031013121), we get a palindrome (123323161323321).

The spelling of 121310130310200 in words is "one hundred twenty-one trillion, three hundred ten billion, one hundred thirty million, three hundred ten thousand, two hundred".