121022432 has 12 divisors (see below), whose sum is σ = 238262976. Its totient is φ = 60511200.

The previous prime is 121022417. The next prime is 121022453. The reversal of 121022432 is 234220121.

It is a self number, because there is not a number n which added to its sum of digits gives 121022432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890944 + ... + 1891007.

It is an arithmetic number, because the mean of its divisors is an integer number (19855248).

Almost surely, 2^121022432 is an apocalyptic number.

It is an amenable number.

121022432 is a deficient number, since it is larger than the sum of its proper divisors (117240544).

121022432 is an equidigital number, since it uses as much as digits as its factorization.

121022432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781961 (or 3781953 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 121022432 is about 11001.0195891108. The cubic root of 121022432 is about 494.6393073491.

Adding to 121022432 its reverse (234220121), we get a palindrome (355242553).

The spelling of 121022432 in words is "one hundred twenty-one million, twenty-two thousand, four hundred thirty-two".