1002303331312 has 20 divisors (see below), whose sum is σ = 1960816714480. Its totient is φ = 496286114688.

The previous prime is 1002303331291. The next prime is 1002303331343. The reversal of 1002303331312 is 2131333032001.

It is a super-2 number, since 2×1002303331312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304095237 + ... + 304098532.

It is an arithmetic number, because the mean of its divisors is an integer number (98040835724).

Almost surely, 2^{1002303331312} is an apocalyptic number.

It is an amenable number.

1002303331312 is a deficient number, since it is larger than the sum of its proper divisors (958513383168).

1002303331312 is a wasteful number, since it uses less digits than its factorization.

1002303331312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608193880 (or 608193874 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1002303331312 its reverse (2131333032001), we get a palindrome (3133636363313).

The spelling of 1002303331312 in words is "one trillion, two billion, three hundred three million, three hundred thirty-one thousand, three hundred twelve".