22131103233 has 16 divisors (see below), whose sum is σ = 31103631680. Its totient is φ = 13958443584.

The previous prime is 22131103229. The next prime is 22131103249. The reversal of 22131103233 is 33230113122.

It is not a de Polignac number, because 22131103233 - 2² = 22131103229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22131103273) 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, 223066 + ... + 306627.

It is an arithmetic number, because the mean of its divisors is an integer number (1943976980).

Almost surely, 2^22131103233 is an apocalyptic number.

It is an amenable number.

22131103233 is a deficient number, since it is larger than the sum of its proper divisors (8972528447).

22131103233 is a wasteful number, since it uses less digits than its factorization.

22131103233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530448.

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

Adding to 22131103233 its reverse (33230113122), we get a palindrome (55361216355).

The spelling of 22131103233 in words is "twenty-two billion, one hundred thirty-one million, one hundred three thousand, two hundred thirty-three".