122250535605 has 96 divisors (see below), whose sum is σ = 239947747200. Its totient is φ = 59010082560.

The previous prime is 122250535597. The next prime is 122250535607. The reversal of 122250535605 is 506535052221.

122250535605 is a `hidden beast` number, since 1 + 22 + 25 + 0 + 5 + 3 + 5 + 605 = 666.

It is not a de Polignac number, because 122250535605 - 2³ = 122250535597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122250535605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122250535607) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3691561 + ... + 3724529.

It is an arithmetic number, because the mean of its divisors is an integer number (2499455700).

Almost surely, 2^122250535605 is an apocalyptic number.

122250535605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122250535605 is a deficient number, since it is larger than the sum of its proper divisors (117697211595).

122250535605 is a wasteful number, since it uses less digits than its factorization.

122250535605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33232 (or 33215 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 122250535605 its reverse (506535052221), we get a palindrome (628785587826).

The spelling of 122250535605 in words is "one hundred twenty-two billion, two hundred fifty million, five hundred thirty-five thousand, six hundred five".