122164051 has 4 divisors (see below), whose sum is σ = 125143704. Its totient is φ = 119184400.

The previous prime is 122164033. The next prime is 122164067. The reversal of 122164051 is 150461221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122164051 - 2⁵ = 122164019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122164351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489765 + ... + 1489846.

It is an arithmetic number, because the mean of its divisors is an integer number (31285926).

Almost surely, 2^122164051 is an apocalyptic number.

122164051 is a deficient number, since it is larger than the sum of its proper divisors (2979653).

122164051 is an equidigital number, since it uses as much as digits as its factorization.

122164051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979652.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 122164051 is about 11052.7847622217. The cubic root of 122164051 is about 496.1897727584.

It can be divided in two parts, 1221 and 64051, that multiplied together give a triangular number (78206271 = T₁₂₅₀₆).

The spelling of 122164051 in words is "one hundred twenty-two million, one hundred sixty-four thousand, fifty-one".