100221201202 has 4 divisors (see below), whose sum is σ = 150331801806. Its totient is φ = 50110600600.

The previous prime is 100221201161. The next prime is 100221201247. The reversal of 100221201202 is 202102122001.

It is a happy number.

100221201202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51230248281 + 48990952921 = 226341^2 + 221339^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055300299 + ... + 25055300302.

Almost surely, 2^100221201202 is an apocalyptic number.

100221201202 is a deficient number, since it is larger than the sum of its proper divisors (50110600604).

100221201202 is an equidigital number, since it uses as much as digits as its factorization.

100221201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50110600603.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100221201202 its reverse (202102122001), we get a palindrome (302323323203).

The spelling of 100221201202 in words is "one hundred billion, two hundred twenty-one million, two hundred one thousand, two hundred two".