213562122135316 has 24 divisors (see below), whose sum is σ = 373824065418440. Its totient is φ = 106755249110400.

The previous prime is 213562122135281. The next prime is 213562122135319. The reversal of 213562122135316 is 613531221265312.

It can be written as a sum of positive squares in 4 ways, for example, as 10453905562500 + 203108216572816 = 3233250^2 + 14251604^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213562122135319) 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, 312129826 + ... + 312813286.

Almost surely, 2^{213562122135316} is an apocalyptic number.

It is an amenable number.

213562122135316 is a deficient number, since it is larger than the sum of its proper divisors (160261943283124).

213562122135316 is a wasteful number, since it uses less digits than its factorization.

213562122135316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702235 (or 702233 counting only the distinct ones).

The product of its digits is 388800, while the sum is 43.

The spelling of 213562122135316 in words is "two hundred thirteen trillion, five hundred sixty-two billion, one hundred twenty-two million, one hundred thirty-five thousand, three hundred sixteen".