122164516 has 24 divisors (see below), whose sum is σ = 228709656. Its totient is φ = 56893440.

The previous prime is 122164513. The next prime is 122164531. The reversal of 122164516 is 615461221.

It can be written as a sum of positive squares in 4 ways, for example, as 71470116 + 50694400 = 8454^2 + 7120^2 .

It is not an unprimeable number, because it can be changed into a prime (122164513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2665 + ... + 15856.

It is an arithmetic number, because the mean of its divisors is an integer number (9529569).

Almost surely, 2^122164516 is an apocalyptic number.

It is an amenable number.

122164516 is a deficient number, since it is larger than the sum of its proper divisors (106545140).

122164516 is a wasteful number, since it uses less digits than its factorization.

122164516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18639 (or 18637 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 122164516 is about 11052.8057976244. The cubic root of 122164516 is about 496.1904023161.

The spelling of 122164516 in words is "one hundred twenty-two million, one hundred sixty-four thousand, five hundred sixteen".