13223503311 has 16 divisors (see below), whose sum is σ = 18278991360. Its totient is φ = 8497023680.

The previous prime is 13223503309. The next prime is 13223503333. The reversal of 13223503311 is 11330532231.

It is not a de Polignac number, because 13223503311 - 2¹ = 13223503309 is a prime.

It is a super-2 number, since 2×13223503311² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223553311) 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, 637431 + ... + 657848.

It is an arithmetic number, because the mean of its divisors is an integer number (1142436960).

Almost surely, 2^13223503311 is an apocalyptic number.

13223503311 is a deficient number, since it is larger than the sum of its proper divisors (5055488049).

13223503311 is a wasteful number, since it uses less digits than its factorization.

13223503311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295406.

The product of its (nonzero) digits is 1620, while the sum is 24.

The spelling of 13223503311 in words is "thirteen billion, two hundred twenty-three million, five hundred three thousand, three hundred eleven".