2200202000021 has 4 divisors (see below), whose sum is σ = 2205453079200. Its totient is φ = 2194950920844.

The previous prime is 2200202000011. The next prime is 2200202000041. The reversal of 2200202000021 is 1200002020022.

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 2200202000021 - 2¹⁰ = 2200201998997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2200201999966 and 2200202000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200202000011) 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, 2625538961 + ... + 2625539798.

It is an arithmetic number, because the mean of its divisors is an integer number (551363269800).

Almost surely, 2^{2200202000021} is an apocalyptic number.

It is an amenable number.

2200202000021 is a deficient number, since it is larger than the sum of its proper divisors (5251079179).

2200202000021 is an equidigital number, since it uses as much as digits as its factorization.

2200202000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251079178.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2200202000021 its reverse (1200002020022), we get a palindrome (3400204020043).

The spelling of 2200202000021 in words is "two trillion, two hundred billion, two hundred two million, twenty-one", and thus it is an aban number.