22144004234342 has 4 divisors (see below), whose sum is σ = 33216006351516. Its totient is φ = 11072002117170.

The previous prime is 22144004234321. The next prime is 22144004234371. The reversal of 22144004234342 is 24343240044122.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5536001058584 + ... + 5536001058587.

It is an arithmetic number, because the mean of its divisors is an integer number (8304001587879).

Almost surely, 2^{22144004234342} is an apocalyptic number.

22144004234342 is a deficient number, since it is larger than the sum of its proper divisors (11072002117174).

22144004234342 is a wasteful number, since it uses less digits than its factorization.

22144004234342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11072002117173.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 22144004234342 its reverse (24343240044122), we get a palindrome (46487244278464).

The spelling of 22144004234342 in words is "twenty-two trillion, one hundred forty-four billion, four million, two hundred thirty-four thousand, three hundred forty-two".