213133323201312 has 48 divisors (see below), whose sum is σ = 583799972253120. Its totient is φ = 67955552324352.

The previous prime is 213133323201311. The next prime is 213133323201389. The reversal of 213133323201312 is 213102323331312.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 213133323201312.

It is not an unprimeable number, because it can be changed into a prime (213133323201311) 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, 48263884387 + ... + 48263888802.

It is an arithmetic number, because the mean of its divisors is an integer number (12162499421940).

Almost surely, 2^{213133323201312} is an apocalyptic number.

It is an amenable number.

213133323201312 is an abundant number, since it is smaller than the sum of its proper divisors (370666649051808).

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

213133323201312 is a wasteful number, since it uses less digits than its factorization.

213133323201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96527773225 (or 96527773217 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 213133323201312 its reverse (213102323331312), we get a palindrome (426235646532624).

The spelling of 213133323201312 in words is "two hundred thirteen trillion, one hundred thirty-three billion, three hundred twenty-three million, two hundred one thousand, three hundred twelve".