12212226024 has 16 divisors (see below), whose sum is σ = 30530565120. Its totient is φ = 4070742000.

The previous prime is 12212226007. The next prime is 12212226049. The reversal of 12212226024 is 42062221221.

It is a super-2 number, since 2×12212226024² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 508842751 = 12212226024 / (1 + 2 + 2 + 1 + 2 + 2 + 2 + 6 + 0 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 12212225985 and 12212226003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254421352 + ... + 254421399.

It is an arithmetic number, because the mean of its divisors is an integer number (1908160320).

Almost surely, 2^12212226024 is an apocalyptic number.

It is an amenable number.

12212226024 is an abundant number, since it is smaller than the sum of its proper divisors (18318339096).

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

12212226024 is a wasteful number, since it uses less digits than its factorization.

12212226024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508842760 (or 508842756 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12212226024 its reverse (42062221221), we get a palindrome (54274447245).

The spelling of 12212226024 in words is "twelve billion, two hundred twelve million, two hundred twenty-six thousand, twenty-four".