121213132132000 has 48 divisors (see below), whose sum is σ = 297820665658152. Its totient is φ = 48485252851200.

The previous prime is 121213132131991. The next prime is 121213132132061. The reversal of 121213132132000 is 231231312121.

It can be written as a sum of positive squares in 4 ways, for example, as 30569708304144 + 90643423827856 = 5528988^2 + 9520684^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15151637517 + ... + 15151645516.

Almost surely, 2^{121213132132000} is an apocalyptic number.

121213132132000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121213132132000 is an abundant number, since it is smaller than the sum of its proper divisors (176607533526152).

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

121213132132000 is an equidigital number, since it uses as much as digits as its factorization.

121213132132000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30303283058 (or 30303283040 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121213132132000 its reverse (231231312121), we get a palindrome (121444363444121).

The spelling of 121213132132000 in words is "one hundred twenty-one trillion, two hundred thirteen billion, one hundred thirty-two million, one hundred thirty-two thousand".