2201433300421 has 4 divisors (see below), whose sum is σ = 2201938568332. Its totient is φ = 2200928032512.

The previous prime is 2201433300403. The next prime is 2201433300427. The reversal of 2201433300421 is 1240033341022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1636889948100 + 564543352321 = 1279410^2 + 751361^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201433300421 - 2⁷ = 2201433300293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201433300427) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 252627420 + ... + 252636133.

It is an arithmetic number, because the mean of its divisors is an integer number (550484642083).

Almost surely, 2^{2201433300421} is an apocalyptic number.

It is an amenable number.

2201433300421 is a deficient number, since it is larger than the sum of its proper divisors (505267911).

2201433300421 is an equidigital number, since it uses as much as digits as its factorization.

2201433300421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505267910.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2201433300421 its reverse (1240033341022), we get a palindrome (3441466641443).

The spelling of 2201433300421 in words is "two trillion, two hundred one billion, four hundred thirty-three million, three hundred thousand, four hundred twenty-one".