100221020222 has 16 divisors (see below), whose sum is σ = 158922887760. Its totient is φ = 47269363392.

The previous prime is 100221020219. The next prime is 100221020267. The reversal of 100221020222 is 222020122001.

It is a junction number, because it is equal to n+sod(n) for n = 100221020197 and 100221020206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5650793 + ... + 5668500.

It is an arithmetic number, because the mean of its divisors is an integer number (9932680485).

Almost surely, 2^100221020222 is an apocalyptic number.

100221020222 is a deficient number, since it is larger than the sum of its proper divisors (58701867538).

100221020222 is a wasteful number, since it uses less digits than its factorization.

100221020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11319547.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100221020222 its reverse (222020122001), we get a palindrome (322241142223).

The spelling of 100221020222 in words is "one hundred billion, two hundred twenty-one million, twenty thousand, two hundred twenty-two".