221100201301 has 16 divisors (see below), whose sum is σ = 260064806400. Its totient is φ = 184057713648.

The previous prime is 221100201299. The next prime is 221100201331. The reversal of 221100201301 is 103102001122.

It is a cyclic number.

It is not a de Polignac number, because 221100201301 - 2¹ = 221100201299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221100201331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3190731 + ... + 3259288.

It is an arithmetic number, because the mean of its divisors is an integer number (16254050400).

Almost surely, 2^221100201301 is an apocalyptic number.

It is an amenable number.

221100201301 is a deficient number, since it is larger than the sum of its proper divisors (38964605099).

221100201301 is an equidigital number, since it uses as much as digits as its factorization.

221100201301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6450168.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 221100201301 its reverse (103102001122), we get a palindrome (324202202423).

The spelling of 221100201301 in words is "two hundred twenty-one billion, one hundred million, two hundred one thousand, three hundred one".