100221001322 has 16 divisors (see below), whose sum is σ = 163060185120. Its totient is φ = 45923069232.

The previous prime is 100221001319. The next prime is 100221001327. The reversal of 100221001322 is 223100122001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100221001297 and 100221001306.

It is not an unprimeable number, because it can be changed into a prime (100221001327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13862048 + ... + 13869275.

It is an arithmetic number, because the mean of its divisors is an integer number (10191261570).

Almost surely, 2^100221001322 is an apocalyptic number.

100221001322 is a deficient number, since it is larger than the sum of its proper divisors (62839183798).

100221001322 is a wasteful number, since it uses less digits than its factorization.

100221001322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27731477.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 100221001322 its reverse (223100122001), we get a palindrome (323321123323).

The spelling of 100221001322 in words is "one hundred billion, two hundred twenty-one million, one thousand, three hundred twenty-two".