22142042399 has 8 divisors (see below), whose sum is σ = 22326178608. Its totient is φ = 21958666240.

The previous prime is 22142042383. The next prime is 22142042437. The reversal of 22142042399 is 99324024122.

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

It is a cyclic number.

It is not a de Polignac number, because 22142042399 - 2⁴ = 22142042383 is a prime.

It is a super-2 number, since 2×22142042399² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142042099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131432 + ... + 248109.

It is an arithmetic number, because the mean of its divisors is an integer number (2790772326).

Almost surely, 2^22142042399 is an apocalyptic number.

22142042399 is a deficient number, since it is larger than the sum of its proper divisors (184136209).

22142042399 is a wasteful number, since it uses less digits than its factorization.

22142042399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380025.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 22142042399 in words is "twenty-two billion, one hundred forty-two million, forty-two thousand, three hundred ninety-nine".