10320013263 has 32 divisors (see below), whose sum is σ = 15902332416. Its totient is φ = 5831175168.

The previous prime is 10320013259. The next prime is 10320013271. The reversal of 10320013263 is 36231002301.

It is not a de Polignac number, because 10320013263 - 2² = 10320013259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320013063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1046331 + ... + 1056147.

It is an arithmetic number, because the mean of its divisors is an integer number (496947888).

Almost surely, 2^10320013263 is an apocalyptic number.

10320013263 is a deficient number, since it is larger than the sum of its proper divisors (5582319153).

10320013263 is a wasteful number, since it uses less digits than its factorization.

10320013263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10383.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 10320013263 its reverse (36231002301), we get a palindrome (46551015564).

The spelling of 10320013263 in words is "ten billion, three hundred twenty million, thirteen thousand, two hundred sixty-three".