13231033222 has 24 divisors (see below), whose sum is σ = 22763281968. Its totient is φ = 5752620720.

The previous prime is 13231033219. The next prime is 13231033279. The reversal of 13231033222 is 22233013231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 13231033193 and 13231033202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1182993 + ... + 1194124.

It is an arithmetic number, because the mean of its divisors is an integer number (948470082).

Almost surely, 2^13231033222 is an apocalyptic number.

13231033222 is a deficient number, since it is larger than the sum of its proper divisors (9532248746).

13231033222 is a wasteful number, since it uses less digits than its factorization.

13231033222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377164 (or 2377153 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13231033222 its reverse (22233013231), we get a palindrome (35464046453).

The spelling of 13231033222 in words is "thirteen billion, two hundred thirty-one million, thirty-three thousand, two hundred twenty-two".