213312034342004 has 24 divisors (see below), whose sum is σ = 402321096391368. Its totient is φ = 98375800872960.

The previous prime is 213312034341941. The next prime is 213312034342009. The reversal of 213312034342004 is 400243430213312.

It can be written as a sum of positive squares in 4 ways, for example, as 15372515808400 + 197939518533604 = 3920780^2 + 14069098^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213312034342009) 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, 1581333677 + ... + 1581468564.

It is an arithmetic number, because the mean of its divisors is an integer number (16763379016307).

Almost surely, 2^{213312034342004} is an apocalyptic number.

It is an amenable number.

213312034342004 is a deficient number, since it is larger than the sum of its proper divisors (189009062049364).

213312034342004 is a wasteful number, since it uses less digits than its factorization.

213312034342004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162803555 (or 3162803553 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 213312034342004 its reverse (400243430213312), we get a palindrome (613555464555316).

The spelling of 213312034342004 in words is "two hundred thirteen trillion, three hundred twelve billion, thirty-four million, three hundred forty-two thousand, four".