122071650051 has 32 divisors (see below), whose sum is σ = 178554196800. Its totient is φ = 73724313600.

The previous prime is 122071650011. The next prime is 122071650073. The reversal of 122071650051 is 150056170221.

It is not a de Polignac number, because 122071650051 - 2¹¹ = 122071648003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122071650011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1011031 + ... + 1125311.

It is an arithmetic number, because the mean of its divisors is an integer number (5579818650).

Almost surely, 2^122071650051 is an apocalyptic number.

122071650051 is a deficient number, since it is larger than the sum of its proper divisors (56482546749).

122071650051 is a wasteful number, since it uses less digits than its factorization.

122071650051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114807.

The product of its (nonzero) digits is 4200, while the sum is 30.

The spelling of 122071650051 in words is "one hundred twenty-two billion, seventy-one million, six hundred fifty thousand, fifty-one".