1303032111312 has 40 divisors (see below), whose sum is σ = 3406722518304. Its totient is φ = 429110975104.

The previous prime is 1303032111299. The next prime is 1303032111323. The reversal of 1303032111312 is 2131112303031.

It is a happy number.

It is a super-2 number, since 2×1303032111312² (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 7 ways as a sum of consecutive naturals, for example, 163529163 + ... + 163537130.

Almost surely, 2^{1303032111312} is an apocalyptic number.

1303032111312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1303032111312 is an abundant number, since it is smaller than the sum of its proper divisors (2103690406992).

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

1303032111312 is a wasteful number, since it uses less digits than its factorization.

1303032111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327066387 (or 327066381 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1303032111312 its reverse (2131112303031), we get a palindrome (3434144414343).

The spelling of 1303032111312 in words is "one trillion, three hundred three billion, thirty-two million, one hundred eleven thousand, three hundred twelve".