20002211120122 has 64 divisors (see below), whose sum is σ = 37957226434560. Its totient is φ = 7678519833600.

The previous prime is 20002211120083. The next prime is 20002211120153. The reversal of 20002211120122 is 22102111220002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20002211120096 and 20002211120105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17001754 + ... + 18140122.

It is an arithmetic number, because the mean of its divisors is an integer number (593081663040).

Almost surely, 2^{20002211120122} is an apocalyptic number.

20002211120122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20002211120122 is a deficient number, since it is larger than the sum of its proper divisors (17955015314438).

20002211120122 is a wasteful number, since it uses less digits than its factorization.

20002211120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140067.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20002211120122 its reverse (22102111220002), we get a palindrome (42104322340124).

The spelling of 20002211120122 in words is "twenty trillion, two billion, two hundred eleven million, one hundred twenty thousand, one hundred twenty-two".