213200313232331 has 4 divisors (see below), whose sum is σ = 214131318967200. Its totient is φ = 212269307497464.

The previous prime is 213200313232279. The next prime is 213200313232343. The reversal of 213200313232331 is 133232313002312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213200313232331 - 2²² = 213200309038027 is a prime.

It is a super-2 number, since 2×213200313232331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213200313232294 and 213200313232303.

It is not an unprimeable number, because it can be changed into a prime (213200313252331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465502867091 + ... + 465502867548.

It is an arithmetic number, because the mean of its divisors is an integer number (53532829741800).

Almost surely, 2^{213200313232331} is an apocalyptic number.

213200313232331 is a deficient number, since it is larger than the sum of its proper divisors (931005734869).

213200313232331 is an equidigital number, since it uses as much as digits as its factorization.

213200313232331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931005734868.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 213200313232331 its reverse (133232313002312), we get a palindrome (346432626234643).

The spelling of 213200313232331 in words is "two hundred thirteen trillion, two hundred billion, three hundred thirteen million, two hundred thirty-two thousand, three hundred thirty-one".