20320340020222 has 24 divisors (see below), whose sum is σ = 34584124430016. Its totient is φ = 8938565988000.

The previous prime is 20320340020187. The next prime is 20320340020289. The reversal of 20320340020222 is 22202004302302.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20320340020193 and 20320340020202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1354320679 + ... + 1354335682.

It is an arithmetic number, because the mean of its divisors is an integer number (1441005184584).

Almost surely, 2^{20320340020222} is an apocalyptic number.

20320340020222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20320340020222 is a deficient number, since it is larger than the sum of its proper divisors (14263784409794).

20320340020222 is a wasteful number, since it uses less digits than its factorization.

20320340020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708656416 (or 2708656405 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20320340020222 its reverse (22202004302302), we get a palindrome (42522344322524).

The spelling of 20320340020222 in words is "twenty trillion, three hundred twenty billion, three hundred forty million, twenty thousand, two hundred twenty-two".