121012032224 has 12 divisors (see below), whose sum is σ = 238242438504. Its totient is φ = 60506016096.

The previous prime is 121012032209. The next prime is 121012032247. The reversal of 121012032224 is 422230210121.

It is a junction number, because it is equal to n+sod(n) for n = 121012032196 and 121012032205.

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, 1890812972 + ... + 1890813035.

It is an arithmetic number, because the mean of its divisors is an integer number (19853536542).

Almost surely, 2^121012032224 is an apocalyptic number.

It is an amenable number.

121012032224 is a deficient number, since it is larger than the sum of its proper divisors (117230406280).

121012032224 is an equidigital number, since it uses as much as digits as its factorization.

121012032224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781626017 (or 3781626009 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 121012032224 its reverse (422230210121), we get a palindrome (543242242345).

The spelling of 121012032224 in words is "one hundred twenty-one billion, twelve million, thirty-two thousand, two hundred twenty-four".