100222221022 has 128 divisors (see below), whose sum is σ = 209611100160. Its totient is φ = 34697756160.

The previous prime is 100222221017. The next prime is 100222221133. The reversal of 100222221022 is 220122222001.

It is a junction number, because it is equal to n+sod(n) for n = 100222220987 and 100222221005.

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, 15267513 + ... + 15274075.

It is an arithmetic number, because the mean of its divisors is an integer number (1637586720).

Almost surely, 2^100222221022 is an apocalyptic number.

100222221022 is an abundant number, since it is smaller than the sum of its proper divisors (109388879138).

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

100222221022 is a wasteful number, since it uses less digits than its factorization.

100222221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6926.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 100222221022 its reverse (220122222001), we get a palindrome (320344443023).

The spelling of 100222221022 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty-one thousand, twenty-two".