20021122096 has 20 divisors (see below), whose sum is σ = 39839328592. Its totient is φ = 9740005056.

The previous prime is 20021122061. The next prime is 20021122097. The reversal of 20021122096 is 69022112002.

It is a self number, because there is not a number n which added to its sum of digits gives 20021122096.

It is not an unprimeable number, because it can be changed into a prime (20021122097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16909140 + ... + 16910323.

Almost surely, 2^20021122096 is an apocalyptic number.

It is an amenable number.

20021122096 is a deficient number, since it is larger than the sum of its proper divisors (19818206496).

20021122096 is a wasteful number, since it uses less digits than its factorization.

20021122096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33819508 (or 33819502 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 20021122096 its reverse (69022112002), we get a palindrome (89043234098).

The spelling of 20021122096 in words is "twenty billion, twenty-one million, one hundred twenty-two thousand, ninety-six".