1303111032223 has 108 divisors (see below), whose sum is σ = 1853099416560. Its totient is φ = 896498254080.

The previous prime is 1303111032217. The next prime is 1303111032263. The reversal of 1303111032223 is 3222301113031.

It is a de Polignac number, because none of the positive numbers 2^k-1303111032223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303111032194 and 1303111032203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303111032263) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 75714043 + ... + 75731251.

Almost surely, 2^{1303111032223} is an apocalyptic number.

1303111032223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1303111032223 is a deficient number, since it is larger than the sum of its proper divisors (549988384337).

1303111032223 is a wasteful number, since it uses less digits than its factorization.

1303111032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17310 (or 17263 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1303111032223 its reverse (3222301113031), we get a palindrome (4525412145254).

The spelling of 1303111032223 in words is "one trillion, three hundred three billion, one hundred eleven million, thirty-two thousand, two hundred twenty-three".