402312330230 has 32 divisors (see below), whose sum is σ = 807115764960. Its totient is φ = 143487244800.

The previous prime is 402312330223. The next prime is 402312330323. The reversal of 402312330230 is 32033213204.

It is a super-2 number, since 2×402312330230² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 402312330196 and 402312330205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62274221 + ... + 62280680.

It is an arithmetic number, because the mean of its divisors is an integer number (25222367655).

Almost surely, 2^402312330230 is an apocalyptic number.

402312330230 is an abundant number, since it is smaller than the sum of its proper divisors (404803434730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402312330230 is a wasteful number, since it uses less digits than its factorization.

402312330230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124554944.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 402312330230 its reverse (32033213204), we get a palindrome (434345543434).

The spelling of 402312330230 in words is "four hundred two billion, three hundred twelve million, three hundred thirty thousand, two hundred thirty".