100222112222122 has 64 divisors (see below), whose sum is σ = 169927666110720. Its totient is φ = 43941600102400.

The previous prime is 100222112222117. The next prime is 100222112222201. The reversal of 100222112222122 is 221222211222001.

It is a super-3 number, since 3×100222112222122³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 100222112222093 and 100222112222102.

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, 27508704 + ... + 30938212.

It is an arithmetic number, because the mean of its divisors is an integer number (2655119782980).

Almost surely, 2^{100222112222122} is an apocalyptic number.

100222112222122 is a deficient number, since it is larger than the sum of its proper divisors (69705553888598).

100222112222122 is a wasteful number, since it uses less digits than its factorization.

100222112222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3429999.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 100222112222122 its reverse (221222211222001), we get a palindrome (321444323444123).

The spelling of 100222112222122 in words is "one hundred trillion, two hundred twenty-two billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twenty-two".