20127122132202 has 24 divisors (see below), whose sum is σ = 43609712521284. Its totient is φ = 6708894879744.

The previous prime is 20127122132197. The next prime is 20127122132209. The reversal of 20127122132202 is 20223122172102.

20127122132202 is a `hidden beast` number, since 201 + 2 + 7 + 1 + 221 + 32 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19963551227481 + 163570904721 = 4468059^2 + 404439^2 .

It is not an unprimeable number, because it can be changed into a prime (20127122132209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11299863 + ... + 12959210.

Almost surely, 2^{20127122132202} is an apocalyptic number.

20127122132202 is an abundant number, since it is smaller than the sum of its proper divisors (23482590389082).

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

20127122132202 is a wasteful number, since it uses less digits than its factorization.

20127122132202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24305174 (or 24305171 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The spelling of 20127122132202 in words is "twenty trillion, one hundred twenty-seven billion, one hundred twenty-two million, one hundred thirty-two thousand, two hundred two".