20323845642022 has 16 divisors (see below), whose sum is σ = 33962925079440. Its totient is φ = 9056780020512.

The previous prime is 20323845642013. The next prime is 20323845642059. The reversal of 20323845642022 is 22024654832302.

It is a self number, because there is not a number n which added to its sum of digits gives 20323845642022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13477350468 + ... + 13477351975.

It is an arithmetic number, because the mean of its divisors is an integer number (2122682817465).

Almost surely, 2^{20323845642022} is an apocalyptic number.

20323845642022 is a deficient number, since it is larger than the sum of its proper divisors (13639079437418).

20323845642022 is a wasteful number, since it uses less digits than its factorization.

20323845642022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26954702487.

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 20323845642022 in words is "twenty trillion, three hundred twenty-three billion, eight hundred forty-five million, six hundred forty-two thousand, twenty-two".