213013200404 has 12 divisors (see below), whose sum is σ = 372788087700. Its totient is φ = 106502318208.

The previous prime is 213013200373. The next prime is 213013200457. The reversal of 213013200404 is 404002310312.

It can be written as a sum of positive squares in 2 ways, for example, as 38514847504 + 174498352900 = 196252^2 + 417730^2 .

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, 957239 + ... + 1158590.

It is an arithmetic number, because the mean of its divisors is an integer number (31065673975).

Almost surely, 2^213013200404 is an apocalyptic number.

It is an amenable number.

213013200404 is a deficient number, since it is larger than the sum of its proper divisors (159774887296).

213013200404 is a wasteful number, since it uses less digits than its factorization.

213013200404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141002 (or 2141000 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 213013200404 its reverse (404002310312), we get a palindrome (617015510716).

The spelling of 213013200404 in words is "two hundred thirteen billion, thirteen million, two hundred thousand, four hundred four".