122668479712 has 24 divisors (see below), whose sum is σ = 241518814992. Its totient is φ = 61330368000.

The previous prime is 122668479697. The next prime is 122668479719. The reversal of 122668479712 is 217974866221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122668479719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432837 + ... + 657787.

It is an arithmetic number, because the mean of its divisors is an integer number (10063283958).

Almost surely, 2^122668479712 is an apocalyptic number.

It is an amenable number.

122668479712 is a deficient number, since it is larger than the sum of its proper divisors (118850335280).

122668479712 is a wasteful number, since it uses less digits than its factorization.

122668479712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242002 (or 241994 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 55.

The spelling of 122668479712 in words is "one hundred twenty-two billion, six hundred sixty-eight million, four hundred seventy-nine thousand, seven hundred twelve".