213113211004 has 12 divisors (see below), whose sum is σ = 375181342704. Its totient is φ = 105918541664.

The previous prime is 213113210983. The next prime is 213113211011. The reversal of 213113211004 is 400112311312.

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, 159515209 + ... + 159516544.

It is an arithmetic number, because the mean of its divisors is an integer number (31265111892).

Almost surely, 2^213113211004 is an apocalyptic number.

It is an amenable number.

213113211004 is a deficient number, since it is larger than the sum of its proper divisors (162068131700).

213113211004 is a wasteful number, since it uses less digits than its factorization.

213113211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319031924 (or 319031922 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213113211004 its reverse (400112311312), we get a palindrome (613225522316).

The spelling of 213113211004 in words is "two hundred thirteen billion, one hundred thirteen million, two hundred eleven thousand, four".