213314404233331 has 4 divisors (see below), whose sum is σ = 213466880578000. Its totient is φ = 213161927888664.

The previous prime is 213314404233319. The next prime is 213314404233379. The reversal of 213314404233331 is 133332404413312.

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 213314404233331 - 2¹⁵ = 213314404200563 is a prime.

It is a super-2 number, since 2×213314404233331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213314404233631) 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, 76238170236 + ... + 76238173033.

It is an arithmetic number, because the mean of its divisors is an integer number (53366720144500).

Almost surely, 2^{213314404233331} is an apocalyptic number.

213314404233331 is a deficient number, since it is larger than the sum of its proper divisors (152476344669).

213314404233331 is a wasteful number, since it uses less digits than its factorization.

213314404233331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152476344668.

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 213314404233331 its reverse (133332404413312), we get a palindrome (346646808646643).

The spelling of 213314404233331 in words is "two hundred thirteen trillion, three hundred fourteen billion, four hundred four million, two hundred thirty-three thousand, three hundred thirty-one".