13011422403 has 32 divisors (see below), whose sum is σ = 20122776576. Its totient is φ = 7324950528.

The previous prime is 13011422387. The next prime is 13011422429. The reversal of 13011422403 is 30422411031.

It is not a de Polignac number, because 13011422403 - 2⁴ = 13011422387 is a prime.

It is a super-2 number, since 2×13011422403² (a number of 21 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13011422403.

It is not an unprimeable number, because it can be changed into a prime (13011422443) 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, 379875 + ... + 412707.

It is an arithmetic number, because the mean of its divisors is an integer number (628836768).

Almost surely, 2^13011422403 is an apocalyptic number.

13011422403 is a deficient number, since it is larger than the sum of its proper divisors (7111354173).

13011422403 is a wasteful number, since it uses less digits than its factorization.

13011422403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33123.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13011422403 its reverse (30422411031), we get a palindrome (43433833434).

The spelling of 13011422403 in words is "thirteen billion, eleven million, four hundred twenty-two thousand, four hundred three".