122621107774 has 16 divisors (see below), whose sum is σ = 202639386096. Its totient is φ = 55185016000.

The previous prime is 122621107699. The next prime is 122621107783. The reversal of 122621107774 is 477701126221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27590287 + ... + 27594730.

It is an arithmetic number, because the mean of its divisors is an integer number (12664961631).

Almost surely, 2^122621107774 is an apocalyptic number.

122621107774 is a deficient number, since it is larger than the sum of its proper divisors (80018278322).

122621107774 is a wasteful number, since it uses less digits than its factorization.

122621107774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55185131.

The product of its (nonzero) digits is 65856, while the sum is 40.

The spelling of 122621107774 in words is "one hundred twenty-two billion, six hundred twenty-one million, one hundred seven thousand, seven hundred seventy-four".