122681213588 has 6 divisors (see below), whose sum is σ = 214692123786. Its totient is φ = 61340606792.

The previous prime is 122681213573. The next prime is 122681213591. The reversal of 122681213588 is 885312186221.

122681213588 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 122554606084 + 126607504 = 350078^2 + 11252^2 .

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, 15335151695 + ... + 15335151702.

It is an arithmetic number, because the mean of its divisors is an integer number (35782020631).

Almost surely, 2^122681213588 is an apocalyptic number.

It is an amenable number.

122681213588 is a deficient number, since it is larger than the sum of its proper divisors (92010910198).

122681213588 is a wasteful number, since it uses less digits than its factorization.

122681213588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30670303401 (or 30670303399 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The spelling of 122681213588 in words is "one hundred twenty-two billion, six hundred eighty-one million, two hundred thirteen thousand, five hundred eighty-eight".