22143022042145 has 64 divisors (see below), whose sum is σ = 27977699635200. Its totient is φ = 16809449879040.

The previous prime is 22143022042133. The next prime is 22143022042159. The reversal of 22143022042145 is 54124022034122.

It is not a de Polignac number, because 22143022042145 - 2⁶ = 22143022042081 is a prime.

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 in 63 ways as a sum of consecutive naturals, for example, 310147142 + ... + 310218528.

It is an arithmetic number, because the mean of its divisors is an integer number (437151556800).

Almost surely, 2^{22143022042145} is an apocalyptic number.

It is an amenable number.

22143022042145 is a deficient number, since it is larger than the sum of its proper divisors (5834677593055).

22143022042145 is a wasteful number, since it uses less digits than its factorization.

22143022042145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71798.

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

Adding to 22143022042145 its reverse (54124022034122), we get a palindrome (76267044076267).

The spelling of 22143022042145 in words is "twenty-two trillion, one hundred forty-three billion, twenty-two million, forty-two thousand, one hundred forty-five".