122550560751 has 4 divisors (see below), whose sum is σ = 163400747672. Its totient is φ = 81700373832.

The previous prime is 122550560689. The next prime is 122550560801. The reversal of 122550560751 is 157065055221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 157065055221 = 3 ⋅52355018407.

It is not a de Polignac number, because 122550560751 - 2¹⁷ = 122550429679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122550560651) 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, 20425093456 + ... + 20425093461.

It is an arithmetic number, because the mean of its divisors is an integer number (40850186918).

Almost surely, 2^122550560751 is an apocalyptic number.

122550560751 is a deficient number, since it is larger than the sum of its proper divisors (40850186921).

122550560751 is an equidigital number, since it uses as much as digits as its factorization.

122550560751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40850186920.

The product of its (nonzero) digits is 105000, while the sum is 39.

The spelling of 122550560751 in words is "one hundred twenty-two billion, five hundred fifty million, five hundred sixty thousand, seven hundred fifty-one".