22142015223422 has 4 divisors (see below), whose sum is σ = 33213022835136. Its totient is φ = 11071007611710.

The previous prime is 22142015223373. The next prime is 22142015223439. The reversal of 22142015223422 is 22432251024122.

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, 5535503805854 + ... + 5535503805857.

It is an arithmetic number, because the mean of its divisors is an integer number (8303255708784).

Almost surely, 2^{22142015223422} is an apocalyptic number.

22142015223422 is a deficient number, since it is larger than the sum of its proper divisors (11071007611714).

22142015223422 is a wasteful number, since it uses less digits than its factorization.

22142015223422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11071007611713.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 22142015223422 its reverse (22432251024122), we get a palindrome (44574266247544).

The spelling of 22142015223422 in words is "twenty-two trillion, one hundred forty-two billion, fifteen million, two hundred twenty-three thousand, four hundred twenty-two".