213131033003004 has 48 divisors (see below), whose sum is σ = 526644631247616. Its totient is φ = 66853766880000.

The previous prime is 213131033003003. The next prime is 213131033003041. The reversal of 213131033003004 is 400300330131312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213131033003003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83671222 + ... + 86180829.

It is an arithmetic number, because the mean of its divisors is an integer number (10971763150992).

Almost surely, 2^{213131033003004} is an apocalyptic number.

It is an amenable number.

213131033003004 is an abundant number, since it is smaller than the sum of its proper divisors (313513598244612).

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

213131033003004 is a wasteful number, since it uses less digits than its factorization.

213131033003004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169858226 (or 169858224 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 213131033003004 its reverse (400300330131312), we get a palindrome (613431363134316).

The spelling of 213131033003004 in words is "two hundred thirteen trillion, one hundred thirty-one billion, thirty-three million, three thousand, four".