22320230131 has 4 divisors (see below), whose sum is σ = 22923479632. Its totient is φ = 21716980632.

The previous prime is 22320230129. The next prime is 22320230143. The reversal of 22320230131 is 13103202322.

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 22320230131 - 2¹ = 22320230129 is a prime.

It is a super-3 number, since 3×22320230131³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22320230099 and 22320230108.

It is not an unprimeable number, because it can be changed into a prime (22320230171) 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, 301624695 + ... + 301624768.

It is an arithmetic number, because the mean of its divisors is an integer number (5730869908).

Almost surely, 2^22320230131 is an apocalyptic number.

22320230131 is a deficient number, since it is larger than the sum of its proper divisors (603249501).

22320230131 is an equidigital number, since it uses as much as digits as its factorization.

22320230131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603249500.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22320230131 its reverse (13103202322), we get a palindrome (35423432453).

The spelling of 22320230131 in words is "twenty-two billion, three hundred twenty million, two hundred thirty thousand, one hundred thirty-one".