20200765122 has 40 divisors (see below), whose sum is σ = 45340211532. Its totient is φ = 6722352000.

The previous prime is 20200765093. The next prime is 20200765141. The reversal of 20200765122 is 22156700202.

20200765122 is a `hidden beast` number, since 2 + 0 + 2 + 0 + 0 + 7 + 651 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20197810161 + 2954961 = 142119^2 + 1719^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6379 + ... + 201102.

Almost surely, 2^20200765122 is an apocalyptic number.

20200765122 is an abundant number, since it is smaller than the sum of its proper divisors (25139446410).

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

20200765122 is a wasteful number, since it uses less digits than its factorization.

20200765122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208096 (or 208087 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The spelling of 20200765122 in words is "twenty billion, two hundred million, seven hundred sixty-five thousand, one hundred twenty-two".