2201233310021 has 4 divisors (see below), whose sum is σ = 2208311230944. Its totient is φ = 2194155389100.

The previous prime is 2201233310011. The next prime is 2201233310051. The reversal of 2201233310021 is 1200133321022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2201233310021 - 2¹⁰ = 2201233308997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2201233309975 and 2201233310002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201233310011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3538959995 + ... + 3538960616.

It is an arithmetic number, because the mean of its divisors is an integer number (552077807736).

Almost surely, 2^{2201233310021} is an apocalyptic number.

It is an amenable number.

2201233310021 is a deficient number, since it is larger than the sum of its proper divisors (7077920923).

2201233310021 is an equidigital number, since it uses as much as digits as its factorization.

2201233310021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7077920922.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2201233310021 its reverse (1200133321022), we get a palindrome (3401366631043).

The spelling of 2201233310021 in words is "two trillion, two hundred one billion, two hundred thirty-three million, three hundred ten thousand, twenty-one".