12522301224 has 32 divisors (see below), whose sum is σ = 31312432320. Its totient is φ = 4173209856.

The previous prime is 12522301223. The next prime is 12522301237. The reversal of 12522301224 is 42210322521.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 12522301194 and 12522301203.

It is not an unprimeable number, because it can be changed into a prime (12522301223) 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, 64464 + ... + 170880.

It is an arithmetic number, because the mean of its divisors is an integer number (978513510).

Almost surely, 2^12522301224 is an apocalyptic number.

It is an amenable number.

12522301224 is an abundant number, since it is smaller than the sum of its proper divisors (18790131096).

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

12522301224 is a wasteful number, since it uses less digits than its factorization.

12522301224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111329 (or 111325 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 12522301224 its reverse (42210322521), we get a palindrome (54732623745).

The spelling of 12522301224 in words is "twelve billion, five hundred twenty-two million, three hundred one thousand, two hundred twenty-four".