20102212101022 has 32 divisors (see below), whose sum is σ = 32530561313184. Its totient is φ = 9281056512000.

The previous prime is 20102212100987. The next prime is 20102212101089. The reversal of 20102212101022 is 22010121220102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20102212100987 and 20102212101005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56768497 + ... + 57121507.

It is an arithmetic number, because the mean of its divisors is an integer number (1016580041037).

Almost surely, 2^{20102212101022} is an apocalyptic number.

20102212101022 is a deficient number, since it is larger than the sum of its proper divisors (12428349212162).

20102212101022 is a wasteful number, since it uses less digits than its factorization.

20102212101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384684.

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

Adding to 20102212101022 its reverse (22010121220102), we get a palindrome (42112333321124).

The spelling of 20102212101022 in words is "twenty trillion, one hundred two billion, two hundred twelve million, one hundred one thousand, twenty-two".