12502442022 has 48 divisors (see below), whose sum is σ = 30798344880. Its totient is φ = 3361999872.

The previous prime is 12502442021. The next prime is 12502442041. The reversal of 12502442022 is 22024420521.

It is a super-2 number, since 2×12502442022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12502441983 and 12502442001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12502442021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1245747 + ... + 1255742.

It is an arithmetic number, because the mean of its divisors is an integer number (641632185).

Almost surely, 2^12502442022 is an apocalyptic number.

12502442022 is an abundant number, since it is smaller than the sum of its proper divisors (18295902858).

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

12502442022 is a wasteful number, since it uses less digits than its factorization.

12502442022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501525 (or 2501518 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 12502442022 its reverse (22024420521), we get a palindrome (34526862543).

The spelling of 12502442022 in words is "twelve billion, five hundred two million, four hundred forty-two thousand, twenty-two".