1002399123324 has 48 divisors (see below), whose sum is σ = 2462598391680. Its totient is φ = 316474390080.

The previous prime is 1002399123311. The next prime is 1002399123337. The reversal of 1002399123324 is 4233219932001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1002399123311) and next prime (1002399123337).

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, 494359 + ... + 1499729.

It is an arithmetic number, because the mean of its divisors is an integer number (51304133160).

Almost surely, 2^{1002399123324} is an apocalyptic number.

It is an amenable number.

1002399123324 is an abundant number, since it is smaller than the sum of its proper divisors (1460199268356).

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

1002399123324 is a wasteful number, since it uses less digits than its factorization.

1002399123324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009770 (or 1009768 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 39.

The spelling of 1002399123324 in words is "one trillion, two billion, three hundred ninety-nine million, one hundred twenty-three thousand, three hundred twenty-four".