22142420213215 has 8 divisors (see below), whose sum is σ = 26574109094448. Its totient is φ = 17711799611520.

The previous prime is 22142420213213. The next prime is 22142420213219. The reversal of 22142420213215 is 51231202424122.

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

It is not a de Polignac number, because 22142420213215 - 2¹ = 22142420213213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142420213213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267024282 + ... + 267107191.

It is an arithmetic number, because the mean of its divisors is an integer number (3321763636806).

Almost surely, 2^{22142420213215} is an apocalyptic number.

22142420213215 is a deficient number, since it is larger than the sum of its proper divisors (4431688881233).

22142420213215 is an equidigital number, since it uses as much as digits as its factorization.

22142420213215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534139769.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 22142420213215 its reverse (51231202424122), we get a palindrome (73373622637337).

The spelling of 22142420213215 in words is "twenty-two trillion, one hundred forty-two billion, four hundred twenty million, two hundred thirteen thousand, two hundred fifteen".