233430313205 has 32 divisors (see below), whose sum is σ = 296810300160. Its totient is φ = 175935997440.

The previous prime is 233430313201. The next prime is 233430313213. The reversal of 233430313205 is 502313034332.

It is not a de Polignac number, because 233430313205 - 2² = 233430313201 is a prime.

It is a super-2 number, since 2×233430313205² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233430313201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6410129 + ... + 6446441.

It is an arithmetic number, because the mean of its divisors is an integer number (9275321880).

Almost surely, 2^233430313205 is an apocalyptic number.

It is an amenable number.

233430313205 is a deficient number, since it is larger than the sum of its proper divisors (63379986955).

233430313205 is a wasteful number, since it uses less digits than its factorization.

233430313205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37421.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 233430313205 its reverse (502313034332), we get a palindrome (735743347537).

The spelling of 233430313205 in words is "two hundred thirty-three billion, four hundred thirty million, three hundred thirteen thousand, two hundred five".