121112044 has 24 divisors (see below), whose sum is σ = 218409408. Its totient is φ = 58732800.

The previous prime is 121112039. The next prime is 121112077. The reversal of 121112044 is 440211121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18394 + ... + 24094.

It is an arithmetic number, because the mean of its divisors is an integer number (9100392).

Almost surely, 2^121112044 is an apocalyptic number.

It is an amenable number.

121112044 is a deficient number, since it is larger than the sum of its proper divisors (97297364).

121112044 is a wasteful number, since it uses less digits than its factorization.

121112044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5865 (or 5863 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 121112044 is about 11005.0917306490. The cubic root of 121112044 is about 494.7613637342.

Adding to 121112044 its reverse (440211121), we get a palindrome (561323165).

The spelling of 121112044 in words is "one hundred twenty-one million, one hundred twelve thousand, forty-four".