20023164146422 has 16 divisors (see below), whose sum is σ = 30446672178672. Its totient is φ = 9874277844480.

The previous prime is 20023164146341. The next prime is 20023164146423. The reversal of 20023164146422 is 22464146132002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20023164146423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8246673 + ... + 10394899.

It is an arithmetic number, because the mean of its divisors is an integer number (1902917011167).

Almost surely, 2^{20023164146422} is an apocalyptic number.

20023164146422 is a deficient number, since it is larger than the sum of its proper divisors (10423508032250).

20023164146422 is a wasteful number, since it uses less digits than its factorization.

20023164146422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212143.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 20023164146422 in words is "twenty trillion, twenty-three billion, one hundred sixty-four million, one hundred forty-six thousand, four hundred twenty-two".