131121030120000 has 140 divisors (see below), whose sum is σ = 433516720880496. Its totient is φ = 34965608000000.

The previous prime is 131121030119987. The next prime is 131121030120019. The reversal of 131121030120000 is 21030121131.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 546217626 + ... + 546457625.

Almost surely, 2^{131121030120000} is an apocalyptic number.

131121030120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131121030120000 is an abundant number, since it is smaller than the sum of its proper divisors (302395690760496).

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

131121030120000 is an equidigital number, since it uses as much as digits as its factorization.

131121030120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092675286 (or 1092675261 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 131121030120000 its reverse (21030121131), we get a palindrome (131142060241131).

The spelling of 131121030120000 in words is "one hundred thirty-one trillion, one hundred twenty-one billion, thirty million, one hundred twenty thousand".