122921488504 has 32 divisors (see below), whose sum is σ = 241173119520. Its totient is φ = 58671340416.

The previous prime is 122921488499. The next prime is 122921488507. The reversal of 122921488504 is 405884129221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122921488507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3902004 + ... + 3933379.

It is an arithmetic number, because the mean of its divisors is an integer number (7536659985).

Almost surely, 2^122921488504 is an apocalyptic number.

It is an amenable number.

122921488504 is a deficient number, since it is larger than the sum of its proper divisors (118251631016).

122921488504 is a wasteful number, since it uses less digits than its factorization.

122921488504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835479 (or 7835475 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 46.

The spelling of 122921488504 in words is "one hundred twenty-two billion, nine hundred twenty-one million, four hundred eighty-eight thousand, five hundred four".