122118669 has 12 divisors (see below), whose sum is σ = 176906496. Its totient is φ = 81175752.

The previous prime is 122118637. The next prime is 122118677. The reversal of 122118669 is 966811221.

It is not a de Polignac number, because 122118669 - 2⁵ = 122118637 is a prime.

It is a super-2 number, since 2×122118669² = 29825938636663122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122118629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16429 + ... + 22674.

It is an arithmetic number, because the mean of its divisors is an integer number (14742208).

Almost surely, 2^122118669 is an apocalyptic number.

It is an amenable number.

122118669 is a deficient number, since it is larger than the sum of its proper divisors (54787827).

122118669 is a wasteful number, since it uses less digits than its factorization.

122118669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39456 (or 39453 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 122118669 is about 11050.7316047400. The cubic root of 122118669 is about 496.1283229483.

The spelling of 122118669 in words is "one hundred twenty-two million, one hundred eighteen thousand, six hundred sixty-nine".