100022100222 has 128 divisors (see below), whose sum is σ = 236746211328. Its totient is φ = 27874627200.

The previous prime is 100022100193. The next prime is 100022100239. The reversal of 100022100222 is 222001220001.

It is a junction number, because it is equal to n+sod(n) for n = 100022100198 and 100022100207.

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, 3239823 + ... + 3270549.

It is an arithmetic number, because the mean of its divisors is an integer number (1849579776).

Almost surely, 2^100022100222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100022100222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118373105664).

100022100222 is an abundant number, since it is smaller than the sum of its proper divisors (136724111106).

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

100022100222 is a wasteful number, since it uses less digits than its factorization.

100022100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30854.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100022100222 its reverse (222001220001), we get a palindrome (322023320223).

The spelling of 100022100222 in words is "one hundred billion, twenty-two million, one hundred thousand, two hundred twenty-two".