12245400022 has 32 divisors (see below), whose sum is σ = 19850158080. Its totient is φ = 5647158720.

The previous prime is 12245400001. The next prime is 12245400023. The reversal of 12245400022 is 22000454221.

It is a junction number, because it is equal to n+sod(n) for n = 12245399966 and 12245400002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12245400023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323178 + ... + 359074.

It is an arithmetic number, because the mean of its divisors is an integer number (620317440).

Almost surely, 2^12245400022 is an apocalyptic number.

12245400022 is a deficient number, since it is larger than the sum of its proper divisors (7604758058).

12245400022 is a wasteful number, since it uses less digits than its factorization.

12245400022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36156.

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 12245400022 its reverse (22000454221), we get a palindrome (34245854243).

The spelling of 12245400022 in words is "twelve billion, two hundred forty-five million, four hundred thousand, twenty-two".