212211200100022 has 16 divisors (see below), whose sum is σ = 319595692066560. Its totient is φ = 105680072931048.

The previous prime is 212211200099933. The next prime is 212211200100041. The reversal of 212211200100022 is 220001002112212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212211200099969 and 212211200100005.

It is a congruent number.

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, 191995018 + ... + 193097149.

It is an arithmetic number, because the mean of its divisors is an integer number (19974730754160).

Almost surely, 2^{212211200100022} is an apocalyptic number.

212211200100022 is a deficient number, since it is larger than the sum of its proper divisors (107384491966538).

212211200100022 is a wasteful number, since it uses less digits than its factorization.

212211200100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385093275.

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

Adding to 212211200100022 its reverse (220001002112212), we get a palindrome (432212202212234).

The spelling of 212211200100022 in words is "two hundred twelve trillion, two hundred eleven billion, two hundred million, one hundred thousand, twenty-two".