22123435224 has 64 divisors (see below), whose sum is σ = 62959991040. Its totient is φ = 6412588160.

The previous prime is 22123435211. The next prime is 22123435253. The reversal of 22123435224 is 42253432122.

It is a super-2 number, since 2×22123435224² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22123435191 and 22123435200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1815687 + ... + 1827830.

It is an arithmetic number, because the mean of its divisors is an integer number (983749860).

Almost surely, 2^22123435224 is an apocalyptic number.

22123435224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22123435224 is an abundant number, since it is smaller than the sum of its proper divisors (40836555816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22123435224 is a wasteful number, since it uses less digits than its factorization.

22123435224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643560 (or 3643556 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

Adding to 22123435224 its reverse (42253432122), we get a palindrome (64376867346).

The spelling of 22123435224 in words is "twenty-two billion, one hundred twenty-three million, four hundred thirty-five thousand, two hundred twenty-four".