22131303233 has 24 divisors (see below), whose sum is σ = 24238639872. Its totient is φ = 20196304128.

The previous prime is 22131303197. The next prime is 22131303269. The reversal of 22131303233 is 33230313122.

It is an interprime number because it is at equal distance from previous prime (22131303197) and next prime (22131303269).

It is not a de Polignac number, because 22131303233 - 2¹⁰ = 22131302209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22131303199 and 22131303208.

It is not an unprimeable number, because it can be changed into a prime (22131303283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8840660 + ... + 8843162.

It is an arithmetic number, because the mean of its divisors is an integer number (1009943328).

Almost surely, 2^22131303233 is an apocalyptic number.

It is an amenable number.

22131303233 is a deficient number, since it is larger than the sum of its proper divisors (2107336639).

22131303233 is a wasteful number, since it uses less digits than its factorization.

22131303233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105 (or 3092 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 22131303233 its reverse (33230313122), we get a palindrome (55361616355).

The spelling of 22131303233 in words is "twenty-two billion, one hundred thirty-one million, three hundred three thousand, two hundred thirty-three".