122553015501 has 24 divisors (see below), whose sum is σ = 191037460800. Its totient is φ = 69678366912.

The previous prime is 122553015469. The next prime is 122553015527. The reversal of 122553015501 is 105510355221.

It is not a de Polignac number, because 122553015501 - 2⁵ = 122553015469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122553015551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2065456 + ... + 2123961.

It is an arithmetic number, because the mean of its divisors is an integer number (7959894200).

Almost surely, 2^122553015501 is an apocalyptic number.

It is an amenable number.

122553015501 is a deficient number, since it is larger than the sum of its proper divisors (68484445299).

122553015501 is a wasteful number, since it uses less digits than its factorization.

122553015501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4189633 (or 4189626 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 30.

The spelling of 122553015501 in words is "one hundred twenty-two billion, five hundred fifty-three million, fifteen thousand, five hundred one".