20331202220122 has 16 divisors (see below), whose sum is σ = 30597261344352. Its totient is φ = 10132131818160.

The previous prime is 20331202220071. The next prime is 20331202220143. The reversal of 20331202220122 is 22102220213302.

It is a junction number, because it is equal to n+sod(n) for n = 20331202220093 and 20331202220102.

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, 1742028 + ... + 6610375.

It is an arithmetic number, because the mean of its divisors is an integer number (1912328834022).

Almost surely, 2^{20331202220122} is an apocalyptic number.

20331202220122 is a deficient number, since it is larger than the sum of its proper divisors (10266059124230).

20331202220122 is a wasteful number, since it uses less digits than its factorization.

20331202220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8356413.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20331202220122 its reverse (22102220213302), we get a palindrome (42433422433424).

The spelling of 20331202220122 in words is "twenty trillion, three hundred thirty-one billion, two hundred two million, two hundred twenty thousand, one hundred twenty-two".