22144414215 has 128 divisors (see below), whose sum is σ = 47195873280. Its totient is φ = 8587814400.

The previous prime is 22144414207. The next prime is 22144414231. The reversal of 22144414215 is 51241444122.

It is not a de Polignac number, because 22144414215 - 2³ = 22144414207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1462785 + ... + 1477845.

It is an arithmetic number, because the mean of its divisors is an integer number (368717760).

Almost surely, 2^22144414215 is an apocalyptic number.

22144414215 is an abundant number, since it is smaller than the sum of its proper divisors (25051459065).

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

22144414215 is a wasteful number, since it uses less digits than its factorization.

22144414215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15173.

The product of its digits is 10240, while the sum is 30.

Adding to 22144414215 its reverse (51241444122), we get a palindrome (73385858337).

The spelling of 22144414215 in words is "twenty-two billion, one hundred forty-four million, four hundred fourteen thousand, two hundred fifteen".