122663665170 has 32 divisors (see below), whose sum is σ = 327103107840. Its totient is φ = 32710310640.

The previous prime is 122663665147. The next prime is 122663665261. The reversal of 122663665170 is 71566366221.

122663665170 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 636 + 6 + 5 + 1 + 7 + 0 = 666.

It is a super-2 number, since 2×122663665170² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227154666 + ... + 227155205.

It is an arithmetic number, because the mean of its divisors is an integer number (10221972120).

Almost surely, 2^122663665170 is an apocalyptic number.

122663665170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122663665170 is an abundant number, since it is smaller than the sum of its proper divisors (204439442670).

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

122663665170 is a wasteful number, since it uses less digits than its factorization.

122663665170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454309887 (or 454309881 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 122663665170 in words is "one hundred twenty-two billion, six hundred sixty-three million, six hundred sixty-five thousand, one hundred seventy".