122091122952 has 36 divisors (see below), whose sum is σ = 330671488095. Its totient is φ = 40696052688.

The previous prime is 122091122941. The next prime is 122091122977. The reversal of 122091122952 is 259221190221.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 61045561476 + 61045561476 = 247074^2 + 247074^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=247074.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2944299 + ... + 2985477.

Almost surely, 2^122091122952 is an apocalyptic number.

122091122952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122091122952 is an abundant number, since it is smaller than the sum of its proper divisors (208580365143).

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

122091122952 is an frugal number, since it uses more digits than its factorization.

122091122952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82370 (or 41184 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 122091122952 in words is "one hundred twenty-two billion, ninety-one million, one hundred twenty-two thousand, nine hundred fifty-two".