202023213131004 has 12 divisors (see below), whose sum is σ = 471387497305704. Its totient is φ = 67341071043664.

The previous prime is 202023213130997. The next prime is 202023213131021. The reversal of 202023213131004 is 400131312320202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8417633880447 + ... + 8417633880470.

It is an arithmetic number, because the mean of its divisors is an integer number (39282291442142).

Almost surely, 2^{202023213131004} is an apocalyptic number.

It is an amenable number.

202023213131004 is an abundant number, since it is smaller than the sum of its proper divisors (269364284174700).

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

202023213131004 is a wasteful number, since it uses less digits than its factorization.

202023213131004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16835267760924 (or 16835267760922 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 202023213131004 its reverse (400131312320202), we get a palindrome (602154525451206).

The spelling of 202023213131004 in words is "two hundred two trillion, twenty-three billion, two hundred thirteen million, one hundred thirty-one thousand, four".