22445452035212 has 12 divisors (see below), whose sum is σ = 40020664478256. Its totient is φ = 11010976470000.

The previous prime is 22445452035197. The next prime is 22445452035221. The reversal of 22445452035212 is 21253025454422.

It is a self number, because there is not a number n which added to its sum of digits gives 22445452035212.

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, 52937386664 + ... + 52937387087.

It is an arithmetic number, because the mean of its divisors is an integer number (3335055373188).

Almost surely, 2^{22445452035212} is an apocalyptic number.

It is an amenable number.

22445452035212 is a deficient number, since it is larger than the sum of its proper divisors (17575212443044).

22445452035212 is a wasteful number, since it uses less digits than its factorization.

22445452035212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105874773808 (or 105874773806 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 22445452035212 its reverse (21253025454422), we get a palindrome (43698477489634).

The spelling of 22445452035212 in words is "twenty-two trillion, four hundred forty-five billion, four hundred fifty-two million, thirty-five thousand, two hundred twelve".