100021112222 has 8 divisors (see below), whose sum is σ = 150038624376. Its totient is φ = 50008237432.

The previous prime is 100021112171. The next prime is 100021112227. The reversal of 100021112222 is 222211120001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100021112197 and 100021112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021112227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104908 + ... + 1191999.

It is an arithmetic number, because the mean of its divisors is an integer number (18754828047).

Almost surely, 2^100021112222 is an apocalyptic number.

100021112222 is a deficient number, since it is larger than the sum of its proper divisors (50017512154).

100021112222 is a wasteful number, since it uses less digits than its factorization.

100021112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318682.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100021112222 its reverse (222211120001), we get a palindrome (322232232223).

The spelling of 100021112222 in words is "one hundred billion, twenty-one million, one hundred twelve thousand, two hundred twenty-two".