122016664 has 48 divisors (see below), whose sum is σ = 290337480. Its totient is φ = 47537280.

The previous prime is 122016649. The next prime is 122016683. The reversal of 122016664 is 466610221.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9837 + ... + 18460.

Almost surely, 2^122016664 is an apocalyptic number.

122016664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122016664 is an abundant number, since it is smaller than the sum of its proper divisors (168320816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122016664 is a wasteful number, since it uses less digits than its factorization.

122016664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28328 (or 28317 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 122016664 is about 11046.1153352661. The cubic root of 122016664 is about 495.9901467866.

Adding to 122016664 its reverse (466610221), we get a palindrome (588626885).

The spelling of 122016664 in words is "one hundred twenty-two million, sixteen thousand, six hundred sixty-four".