22434352231 has 8 divisors (see below), whose sum is σ = 22556064944. Its totient is φ = 22312696320.

The previous prime is 22434352177. The next prime is 22434352249. The reversal of 22434352231 is 13225343422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22434352231 - 2⁷ = 22434352103 is a prime.

It is a super-2 number, since 2×22434352231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22434352193 and 22434352202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434352271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955525 + ... + 978721.

It is an arithmetic number, because the mean of its divisors is an integer number (2819508118).

Almost surely, 2^22434352231 is an apocalyptic number.

22434352231 is a deficient number, since it is larger than the sum of its proper divisors (121712713).

22434352231 is a wasteful number, since it uses less digits than its factorization.

22434352231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28401.

The product of its digits is 34560, while the sum is 31.

Adding to 22434352231 its reverse (13225343422), we get a palindrome (35659695653).

The spelling of 22434352231 in words is "twenty-two billion, four hundred thirty-four million, three hundred fifty-two thousand, two hundred thirty-one".