22423142403 has 24 divisors (see below), whose sum is σ = 33567989520. Its totient is φ = 14406517440.

The previous prime is 22423142393. The next prime is 22423142419. The reversal of 22423142403 is 30424132422.

22423142403 is a `hidden beast` number, since 2 + 2 + 4 + 231 + 424 + 0 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22423142403 is a prime.

It is a super-3 number, since 3×22423142403³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22423142503) 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, 61800 + ... + 220602.

It is an arithmetic number, because the mean of its divisors is an integer number (1398666230).

Almost surely, 2^22423142403 is an apocalyptic number.

22423142403 is a deficient number, since it is larger than the sum of its proper divisors (11144847117).

22423142403 is a wasteful number, since it uses less digits than its factorization.

22423142403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159379 (or 159376 counting only the distinct ones).

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

Adding to 22423142403 its reverse (30424132422), we get a palindrome (52847274825).

The spelling of 22423142403 in words is "twenty-two billion, four hundred twenty-three million, one hundred forty-two thousand, four hundred three".