22123241430 has 32 divisors (see below), whose sum is σ = 53115347808. Its totient is φ = 5897356800.

The previous prime is 22123241381. The next prime is 22123241461. The reversal of 22123241430 is 3414232122.

It is a happy number.

It is a super-2 number, since 2×22123241430² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22123241430.

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, 52291 + ... + 216750.

It is an arithmetic number, because the mean of its divisors is an integer number (1659854619).

Almost surely, 2^22123241430 is an apocalyptic number.

22123241430 is an abundant number, since it is smaller than the sum of its proper divisors (30992106378).

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

22123241430 is a wasteful number, since it uses less digits than its factorization.

22123241430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271792.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22123241430 its reverse (3414232122), we get a palindrome (25537473552).

The spelling of 22123241430 in words is "twenty-two billion, one hundred twenty-three million, two hundred forty-one thousand, four hundred thirty".