100201221201203 has 4 divisors (see below), whose sum is σ = 100238735700768. Its totient is φ = 100163706701640.

The previous prime is 100201221201197. The next prime is 100201221201223. The reversal of 100201221201203 is 302102122102001.

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

It is a cyclic number.

It is not a de Polignac number, because 100201221201203 - 2¹⁴ = 100201221184819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100201221201223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18757245776 + ... + 18757251117.

It is an arithmetic number, because the mean of its divisors is an integer number (25059683925192).

Almost surely, 2^{100201221201203} is an apocalyptic number.

100201221201203 is a deficient number, since it is larger than the sum of its proper divisors (37514499565).

100201221201203 is an equidigital number, since it uses as much as digits as its factorization.

100201221201203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37514499564.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 100201221201203 its reverse (302102122102001), we get a palindrome (402303343303204).

The spelling of 100201221201203 in words is "one hundred trillion, two hundred one billion, two hundred twenty-one million, two hundred one thousand, two hundred three".