312340401330 has 64 divisors (see below), whose sum is σ = 753220944000. Its totient is φ = 82891261440.

The previous prime is 312340401323. The next prime is 312340401337. The reversal of 312340401330 is 33104043213.

It is an interprime number because it is at equal distance from previous prime (312340401323) and next prime (312340401337).

It is a self number, because there is not a number n which added to its sum of digits gives 312340401330.

It is not an unprimeable number, because it can be changed into a prime (312340401337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5426241 + ... + 5483499.

It is an arithmetic number, because the mean of its divisors is an integer number (11769077250).

Almost surely, 2^312340401330 is an apocalyptic number.

312340401330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

312340401330 is an abundant number, since it is smaller than the sum of its proper divisors (440880542670).

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

312340401330 is a wasteful number, since it uses less digits than its factorization.

312340401330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58139.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 312340401330 its reverse (33104043213), we get a palindrome (345444444543).

The spelling of 312340401330 in words is "three hundred twelve billion, three hundred forty million, four hundred one thousand, three hundred thirty".