100222211220212 has 6 divisors (see below), whose sum is σ = 175388869635378. Its totient is φ = 50111105610104.

The previous prime is 100222211220167. The next prime is 100222211220251. The reversal of 100222211220212 is 212022112222001.

100222211220212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 95333274543376 + 4888936676836 = 9763876^2 + 2211094^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12527776402523 + ... + 12527776402530.

It is an arithmetic number, because the mean of its divisors is an integer number (29231478272563).

Almost surely, 2^{100222211220212} is an apocalyptic number.

It is an amenable number.

100222211220212 is a deficient number, since it is larger than the sum of its proper divisors (75166658415166).

100222211220212 is a wasteful number, since it uses less digits than its factorization.

100222211220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25055552805057 (or 25055552805055 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 100222211220212 its reverse (212022112222001), we get a palindrome (312244323442213).

The spelling of 100222211220212 in words is "one hundred trillion, two hundred twenty-two billion, two hundred eleven million, two hundred twenty thousand, two hundred twelve".