22144312435330 has 8 divisors (see below), whose sum is σ = 39859762383612. Its totient is φ = 8857724974128.

The previous prime is 22144312435321. The next prime is 22144312435393. The reversal of 22144312435330 is 3353421344122.

It can be written as a sum of positive squares in 2 ways, for example, as 22118613459849 + 25698975481 = 4703043^2 + 160309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22144312435330.

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, 1107215621757 + ... + 1107215621776.

Almost surely, 2^{22144312435330} is an apocalyptic number.

22144312435330 is a deficient number, since it is larger than the sum of its proper divisors (17715449948282).

22144312435330 is a wasteful number, since it uses less digits than its factorization.

22144312435330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214431243540.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 22144312435330 its reverse (3353421344122), we get a palindrome (25497733779452).

The spelling of 22144312435330 in words is "twenty-two trillion, one hundred forty-four billion, three hundred twelve million, four hundred thirty-five thousand, three hundred thirty".