1303011321332 has 48 divisors (see below), whose sum is σ = 2743298772480. Its totient is φ = 529019618400.

The previous prime is 1303011321331. The next prime is 1303011321343. The reversal of 1303011321332 is 2331231103031.

It is a junction number, because it is equal to n+sod(n) for n = 1303011321298 and 1303011321307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303011321331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18846707 + ... + 18915717.

It is an arithmetic number, because the mean of its divisors is an integer number (57152057760).

Almost surely, 2^{1303011321332} is an apocalyptic number.

It is an amenable number.

1303011321332 is an abundant number, since it is smaller than the sum of its proper divisors (1440287451148).

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

1303011321332 is a wasteful number, since it uses less digits than its factorization.

1303011321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104532 (or 104530 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1303011321332 its reverse (2331231103031), we get a palindrome (3634242424363).

The spelling of 1303011321332 in words is "one trillion, three hundred three billion, eleven million, three hundred twenty-one thousand, three hundred thirty-two".