233313213013 has 4 divisors (see below), whose sum is σ = 233323383148. Its totient is φ = 233303042880.

The previous prime is 233313212989. The next prime is 233313213047. The reversal of 233313213013 is 310312313332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 220522281604 + 12790931409 = 469598^2 + 113097^2 .

It is a cyclic number.

It is not a de Polignac number, because 233313213013 - 2⁹ = 233313212501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233313213073) 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, 5050578 + ... + 5096563.

It is an arithmetic number, because the mean of its divisors is an integer number (58330845787).

Almost surely, 2^233313213013 is an apocalyptic number.

It is an amenable number.

233313213013 is a deficient number, since it is larger than the sum of its proper divisors (10170135).

233313213013 is a wasteful number, since it uses less digits than its factorization.

233313213013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10170134.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 233313213013 its reverse (310312313332), we get a palindrome (543625526345).

The spelling of 233313213013 in words is "two hundred thirty-three billion, three hundred thirteen million, two hundred thirteen thousand, thirteen".