233013331331 has 6 divisors (see below), whose sum is σ = 256122091596. Its totient is φ = 211830301100.

The previous prime is 233013331307. The next prime is 233013331349. The reversal of 233013331331 is 133133310332.

It is a happy number.

It is not a de Polignac number, because 233013331331 - 2⁶ = 233013331267 is a prime.

It is a super-2 number, since 2×233013331331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233013331331.

It is not an unprimeable number, because it can be changed into a prime (233013331301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 962864885 + ... + 962865126.

It is an arithmetic number, because the mean of its divisors is an integer number (42687015266).

Almost surely, 2^233013331331 is an apocalyptic number.

233013331331 is a deficient number, since it is larger than the sum of its proper divisors (23108760265).

233013331331 is a wasteful number, since it uses less digits than its factorization.

233013331331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925730033 (or 1925730022 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 233013331331 its reverse (133133310332), we get a palindrome (366146641663).

The spelling of 233013331331 in words is "two hundred thirty-three billion, thirteen million, three hundred thirty-one thousand, three hundred thirty-one".