22434211231 has 4 divisors (see below), whose sum is σ = 22559542200. Its totient is φ = 22308880264.

The previous prime is 22434211229. The next prime is 22434211237. The reversal of 22434211231 is 13211243422.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22434211231 - 2¹ = 22434211229 is a prime.

It is a super-2 number, since 2×22434211231² (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 = 22434211196 and 22434211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434211237) 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, 62665216 + ... + 62665573.

It is an arithmetic number, because the mean of its divisors is an integer number (5639885550).

Almost surely, 2^22434211231 is an apocalyptic number.

22434211231 is a deficient number, since it is larger than the sum of its proper divisors (125330969).

22434211231 is a wasteful number, since it uses less digits than its factorization.

22434211231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125330968.

The product of its digits is 2304, while the sum is 25.

Adding to 22434211231 its reverse (13211243422), we get a palindrome (35645454653).

The spelling of 22434211231 in words is "twenty-two billion, four hundred thirty-four million, two hundred eleven thousand, two hundred thirty-one".