22430140443 has 12 divisors (see below), whose sum is σ = 32586372000. Its totient is φ = 14866989936.

The previous prime is 22430140429. The next prime is 22430140487. The reversal of 22430140443 is 34404103422.

It is a happy number.

22430140443 is a `hidden beast` number, since 224 + 30 + 1 + 404 + 4 + 3 = 666.

It is not a de Polignac number, because 22430140443 - 2²² = 22425946139 is a prime.

It is a super-2 number, since 2×22430140443² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22430140423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7201443 + ... + 7204556.

It is an arithmetic number, because the mean of its divisors is an integer number (2715531000).

Almost surely, 2^22430140443 is an apocalyptic number.

22430140443 is a deficient number, since it is larger than the sum of its proper divisors (10156231557).

22430140443 is a wasteful number, since it uses less digits than its factorization.

22430140443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14406178 (or 14406175 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22430140443 its reverse (34404103422), we get a palindrome (56834243865).

The spelling of 22430140443 in words is "twenty-two billion, four hundred thirty million, one hundred forty thousand, four hundred forty-three".