1002344031312 has 40 divisors (see below), whose sum is σ = 2788572499104. Its totient is φ = 308413547904.

The previous prime is 1002344031307. The next prime is 1002344031317. The reversal of 1002344031312 is 2131304432001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1002344031307) and next prime (1002344031317).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002344031317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803159658 + ... + 803160905.

Almost surely, 2^{1002344031312} is an apocalyptic number.

1002344031312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002344031312 is an abundant number, since it is smaller than the sum of its proper divisors (1786228467792).

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

1002344031312 is a wasteful number, since it uses less digits than its factorization.

1002344031312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606320587 (or 1606320581 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1002344031312 its reverse (2131304432001), we get a palindrome (3133648463313).

The spelling of 1002344031312 in words is "one trillion, two billion, three hundred forty-four million, thirty-one thousand, three hundred twelve".