22120341142 has 4 divisors (see below), whose sum is σ = 33180511716. Its totient is φ = 11060170570.

The previous prime is 22120341127. The next prime is 22120341181. The reversal of 22120341142 is 24114302122.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5530085284 + ... + 5530085287.

It is an arithmetic number, because the mean of its divisors is an integer number (8295127929).

Almost surely, 2^22120341142 is an apocalyptic number.

22120341142 is a deficient number, since it is larger than the sum of its proper divisors (11060170574).

22120341142 is a wasteful number, since it uses less digits than its factorization.

22120341142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060170573.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22120341142 its reverse (24114302122), we get a palindrome (46234643264).

The spelling of 22120341142 in words is "twenty-two billion, one hundred twenty million, three hundred forty-one thousand, one hundred forty-two".