121320132032 has 56 divisors (see below), whose sum is σ = 263579061360. Its totient is φ = 54946344960.

The previous prime is 121320132029. The next prime is 121320132053. The reversal of 121320132032 is 230231023121.

It is a junction number, because it is equal to n+sod(n) for n = 121320131995 and 121320132013.

It is a congruent number.

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, 116057 + ... + 506072.

Almost surely, 2^121320132032 is an apocalyptic number.

It is an amenable number.

121320132032 is an abundant number, since it is smaller than the sum of its proper divisors (142258929328).

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

121320132032 is a wasteful number, since it uses less digits than its factorization.

121320132032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622429 (or 622419 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 121320132032 its reverse (230231023121), we get a palindrome (351551155153).

It can be divided in two parts, 121320 and 132032, that added together give a palindrome (253352).

The spelling of 121320132032 in words is "one hundred twenty-one billion, three hundred twenty million, one hundred thirty-two thousand, thirty-two".