22030032131 has 4 divisors (see below), whose sum is σ = 23325916392. Its totient is φ = 20734147872.

The previous prime is 22030032113. The next prime is 22030032133. The reversal of 22030032131 is 13123003022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22030032131 - 2³⁰ = 20956290307 is a prime.

It is a super-2 number, since 2×22030032131² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 1295884243 = 22030032131 / (2 + 2 + 0 + 3 + 0 + 0 + 3 + 2 + 1 + 3 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22030032133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647942105 + ... + 647942138.

It is an arithmetic number, because the mean of its divisors is an integer number (5831479098).

Almost surely, 2^22030032131 is an apocalyptic number.

22030032131 is a deficient number, since it is larger than the sum of its proper divisors (1295884261).

22030032131 is a wasteful number, since it uses less digits than its factorization.

22030032131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295884260.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22030032131 its reverse (13123003022), we get a palindrome (35153035153).

The spelling of 22030032131 in words is "twenty-two billion, thirty million, thirty-two thousand, one hundred thirty-one".