100110221022222 has 128 divisors (see below), whose sum is σ = 233810349696000. Its totient is φ = 31690218954240.

The previous prime is 100110221022209. The next prime is 100110221022269. The reversal of 100110221022222 is 222220122011001.

It is a happy number.

100110221022222 is a `hidden beast` number, since 100 + 110 + 2 + 210 + 22 + 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 = 100110221022195 and 100110221022204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106716354 + ... + 107650362.

It is an arithmetic number, because the mean of its divisors is an integer number (1826643357000).

Almost surely, 2^{100110221022222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100110221022222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116905174848000).

100110221022222 is an abundant number, since it is smaller than the sum of its proper divisors (133700128673778).

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

100110221022222 is a wasteful number, since it uses less digits than its factorization.

100110221022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934663 (or 934657 counting only the distinct ones).

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

Adding to 100110221022222 its reverse (222220122011001), we get a palindrome (322330343033223).

The spelling of 100110221022222 in words is "one hundred trillion, one hundred ten billion, two hundred twenty-one million, twenty-two thousand, two hundred twenty-two".