100222210101222 has 48 divisors (see below), whose sum is σ = 236892644129232. Its totient is φ = 30369881583360.

The previous prime is 100222210101163. The next prime is 100222210101253. The reversal of 100222210101222 is 222101012222001.

It is a happy number.

100222210101222 is a `hidden beast` number, since 1 + 0 + 0 + 222 + 210 + 10 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100222210101195 and 100222210101204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8482138 + ... + 16504274.

It is an arithmetic number, because the mean of its divisors is an integer number (4935263419359).

Almost surely, 2^{100222210101222} is an apocalyptic number.

100222210101222 is an abundant number, since it is smaller than the sum of its proper divisors (136670434028010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100222210101222 is a wasteful number, since it uses less digits than its factorization.

100222210101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8085253 (or 8085250 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100222210101222 its reverse (222101012222001), we get a palindrome (322323222323223).

The spelling of 100222210101222 in words is "one hundred trillion, two hundred twenty-two billion, two hundred ten million, one hundred one thousand, two hundred twenty-two".