122415561066 has 8 divisors (see below), whose sum is σ = 244831122144. Its totient is φ = 40805187020.

The previous prime is 122415561053. The next prime is 122415561067. The reversal of 122415561066 is 660165514221.

It is a sphenic number, since it is the product of 3 distinct primes.

122415561066 is an admirable number.

It is a super-2 number, since 2×122415561066² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122415561067) 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, 10201296750 + ... + 10201296761.

It is an arithmetic number, because the mean of its divisors is an integer number (30603890268).

Almost surely, 2^122415561066 is an apocalyptic number.

122415561066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122415561066 is a wasteful number, since it uses less digits than its factorization.

122415561066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20402593516.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 122415561066 in words is "one hundred twenty-two billion, four hundred fifteen million, five hundred sixty-one thousand, sixty-six".