1002312444331 has 8 divisors (see below), whose sum is σ = 1093495932144. Its totient is φ = 911139652320.

The previous prime is 1002312444319. The next prime is 1002312444337. The reversal of 1002312444331 is 1334442132001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002312444331 - 2²³ = 1002304055723 is a prime.

It is a super-2 number, since 2×1002312444331² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1002312444331.

It is not an unprimeable number, because it can be changed into a prime (1002312444337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2477376 + ... + 2853421.

It is an arithmetic number, because the mean of its divisors is an integer number (136686991518).

Almost surely, 2^{1002312444331} is an apocalyptic number.

1002312444331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1002312444331 is a deficient number, since it is larger than the sum of its proper divisors (91183487813).

1002312444331 is a wasteful number, since it uses less digits than its factorization.

1002312444331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5347901.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1002312444331 its reverse (1334442132001), we get a palindrome (2336754576332).

The spelling of 1002312444331 in words is "one trillion, two billion, three hundred twelve million, four hundred forty-four thousand, three hundred thirty-one".