22142533441 has 4 divisors (see below), whose sum is σ = 25305752512. Its totient is φ = 18979314372.

The previous prime is 22142533417. The next prime is 22142533447. The reversal of 22142533441 is 14433524122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22142533441 - 2⁷ = 22142533313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22142533447) 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, 1581609525 + ... + 1581609538.

It is an arithmetic number, because the mean of its divisors is an integer number (6326438128).

Almost surely, 2^22142533441 is an apocalyptic number.

It is an amenable number.

22142533441 is a deficient number, since it is larger than the sum of its proper divisors (3163219071).

22142533441 is an equidigital number, since it uses as much as digits as its factorization.

22142533441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163219070.

The product of its digits is 23040, while the sum is 31.

The spelling of 22142533441 in words is "twenty-two billion, one hundred forty-two million, five hundred thirty-three thousand, four hundred forty-one".