20422132520052 has 24 divisors (see below), whose sum is σ = 48813877732032. Its totient is φ = 6641343908800.

The previous prime is 20422132520047. The next prime is 20422132520063. The reversal of 20422132520052 is 25002523122402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20754199224 + ... + 20754200207.

It is an arithmetic number, because the mean of its divisors is an integer number (2033911572168).

Almost surely, 2^{20422132520052} is an apocalyptic number.

It is an amenable number.

20422132520052 is an abundant number, since it is smaller than the sum of its proper divisors (28391745211980).

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

20422132520052 is a wasteful number, since it uses less digits than its factorization.

20422132520052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41508399479 (or 41508399477 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 20422132520052 its reverse (25002523122402), we get a palindrome (45424655642454).

The spelling of 20422132520052 in words is "twenty trillion, four hundred twenty-two billion, one hundred thirty-two million, five hundred twenty thousand, fifty-two".