22306131142 has 8 divisors (see below), whose sum is σ = 33460698600. Its totient is φ = 11152564944.

The previous prime is 22306131097. The next prime is 22306131149. The reversal of 22306131142 is 24113160322.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22306131149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191892 + ... + 285367.

It is an arithmetic number, because the mean of its divisors is an integer number (4182587325).

Almost surely, 2^22306131142 is an apocalyptic number.

22306131142 is a deficient number, since it is larger than the sum of its proper divisors (11154567458).

22306131142 is a wasteful number, since it uses less digits than its factorization.

22306131142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500630.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 22306131142 its reverse (24113160322), we get a palindrome (46419291464).

The spelling of 22306131142 in words is "twenty-two billion, three hundred six million, one hundred thirty-one thousand, one hundred forty-two".