20202311343004 has 24 divisors (see below), whose sum is σ = 40404799879808. Its totient is φ = 8658095462640.

The previous prime is 20202311342959. The next prime is 20202311343031. The reversal of 20202311343004 is 40034311320202.

It is a self number, because there is not a number n which added to its sum of digits gives 20202311343004.

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, 5467759 + ... + 8384569.

Almost surely, 2^{20202311343004} is an apocalyptic number.

It is an amenable number.

20202311343004 is an abundant number, since it is smaller than the sum of its proper divisors (20202488536804).

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

20202311343004 is a wasteful number, since it uses less digits than its factorization.

20202311343004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164185 (or 3164183 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20202311343004 its reverse (40034311320202), we get a palindrome (60236622663206).

The spelling of 20202311343004 in words is "twenty trillion, two hundred two billion, three hundred eleven million, three hundred forty-three thousand, four".