121120432 has 20 divisors (see below), whose sum is σ = 237887800. Its totient is φ = 59730048.

The previous prime is 121120429. The next prime is 121120463. The reversal of 121120432 is 234021121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50682 + ... + 53017.

It is an arithmetic number, because the mean of its divisors is an integer number (11894390).

Almost surely, 2^121120432 is an apocalyptic number.

It is an amenable number.

121120432 is a deficient number, since it is larger than the sum of its proper divisors (116767368).

121120432 is a wasteful number, since it uses less digits than its factorization.

121120432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103780 (or 103774 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 121120432 is about 11005.4728203744. The cubic root of 121120432 is about 494.7727855614.

Adding to 121120432 its reverse (234021121), we get a palindrome (355141553).

The spelling of 121120432 in words is "one hundred twenty-one million, one hundred twenty thousand, four hundred thirty-two".