213241312320404 has 24 divisors (see below), whose sum is σ = 373616388700800. Its totient is φ = 106493779117440.

The previous prime is 213241312320401. The next prime is 213241312320511. The reversal of 213241312320404 is 404023213142312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213241312320401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135389132 + ... + 136955100.

It is an arithmetic number, because the mean of its divisors is an integer number (15567349529200).

Almost surely, 2^{213241312320404} is an apocalyptic number.

It is an amenable number.

213241312320404 is a deficient number, since it is larger than the sum of its proper divisors (160375076380396).

213241312320404 is a wasteful number, since it uses less digits than its factorization.

213241312320404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606463 (or 1606461 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 213241312320404 its reverse (404023213142312), we get a palindrome (617264525462716).

The spelling of 213241312320404 in words is "two hundred thirteen trillion, two hundred forty-one billion, three hundred twelve million, three hundred twenty thousand, four hundred four".