402234231330 has 48 divisors (see below), whose sum is σ = 1061418106944. Its totient is φ = 105661527840.

The previous prime is 402234231323. The next prime is 402234231337. The reversal of 402234231330 is 33132432204.

402234231330 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 342 + 313 + 3 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (402234231323) and next prime (402234231337).

It is a junction number, because it is equal to n+sod(n) for n = 402234231294 and 402234231303.

It is not an unprimeable number, because it can be changed into a prime (402234231337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33346726 + ... + 33358785.

It is an arithmetic number, because the mean of its divisors is an integer number (22112877228).

Almost surely, 2^402234231330 is an apocalyptic number.

402234231330 is an abundant number, since it is smaller than the sum of its proper divisors (659183875614).

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

402234231330 is a wasteful number, since it uses less digits than its factorization.

402234231330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66705591 (or 66705588 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 402234231330 its reverse (33132432204), we get a palindrome (435366663534).

The spelling of 402234231330 in words is "four hundred two billion, two hundred thirty-four million, two hundred thirty-one thousand, three hundred thirty".