213344122314340 has 12 divisors (see below), whose sum is σ = 448022656860156. Its totient is φ = 85337648925728.

The previous prime is 213344122314329. The next prime is 213344122314403. The reversal of 213344122314340 is 43413221443312.

It can be written as a sum of positive squares in 2 ways, for example, as 52808329760356 + 160535792553984 = 7266934^2 + 12670272^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213344122314340.

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, 5333603057839 + ... + 5333603057878.

It is an arithmetic number, because the mean of its divisors is an integer number (37335221405013).

Almost surely, 2^{213344122314340} is an apocalyptic number.

213344122314340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213344122314340 is an abundant number, since it is smaller than the sum of its proper divisors (234678534545816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213344122314340 is a wasteful number, since it uses less digits than its factorization.

213344122314340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10667206115726 (or 10667206115724 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 213344122314340 its reverse (43413221443312), we get a palindrome (256757343757652).

The spelling of 213344122314340 in words is "two hundred thirteen trillion, three hundred forty-four billion, one hundred twenty-two million, three hundred fourteen thousand, three hundred forty".