213215363512312 has 16 divisors (see below), whose sum is σ = 456890064669360. Its totient is φ = 91378012933824.

The previous prime is 213215363512303. The next prime is 213215363512321.

213215363512312 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (213215363512303) and next prime (213215363512321).

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, 1903708602733 + ... + 1903708602844.

It is an arithmetic number, because the mean of its divisors is an integer number (28555629041835).

Almost surely, 2^{213215363512312} is an apocalyptic number.

It is an amenable number.

213215363512312 is an abundant number, since it is smaller than the sum of its proper divisors (243674701157048).

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

213215363512312 is a wasteful number, since it uses less digits than its factorization.

213215363512312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807417205590 (or 3807417205586 counting only the distinct ones).

The product of its digits is 194400, while the sum is 40.

The spelling of 213215363512312 in words is "two hundred thirteen trillion, two hundred fifteen billion, three hundred sixty-three million, five hundred twelve thousand, three hundred twelve".