213230326004 has 12 divisors (see below), whose sum is σ = 373156303044. Its totient is φ = 106614239424.

The previous prime is 213230325991. The next prime is 213230326021. The reversal of 213230326004 is 400623032312.

It can be written as a sum of positive squares in 2 ways, for example, as 60034800400 + 153195525604 = 245020^2 + 391402^2 .

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, 798152 + ... + 1031264.

It is an arithmetic number, because the mean of its divisors is an integer number (31096358587).

Almost surely, 2^213230326004 is an apocalyptic number.

It is an amenable number.

213230326004 is a deficient number, since it is larger than the sum of its proper divisors (159925977040).

213230326004 is a wasteful number, since it uses less digits than its factorization.

213230326004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461794 (or 461792 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 213230326004 its reverse (400623032312), we get a palindrome (613853358316).

The spelling of 213230326004 in words is "two hundred thirteen billion, two hundred thirty million, three hundred twenty-six thousand, four".