13231023223311 has 6 divisors (see below), whose sum is σ = 19111477989240. Its totient is φ = 8820682148868.

The previous prime is 13231023223307. The next prime is 13231023223337. The reversal of 13231023223311 is 11332232013231.

13231023223311 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 1 + 0 + 2 + 322 + 331 + 1 = 666.

It is not a de Polignac number, because 13231023223311 - 2² = 13231023223307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231023223391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 735056845731 + ... + 735056845748.

It is an arithmetic number, because the mean of its divisors is an integer number (3185246331540).

Almost surely, 2^{13231023223311} is an apocalyptic number.

13231023223311 is a deficient number, since it is larger than the sum of its proper divisors (5880454765929).

13231023223311 is a wasteful number, since it uses less digits than its factorization.

13231023223311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470113691485 (or 1470113691482 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 13231023223311 its reverse (11332232013231), we get a palindrome (24563255236542).

The spelling of 13231023223311 in words is "thirteen trillion, two hundred thirty-one billion, twenty-three million, two hundred twenty-three thousand, three hundred eleven".