2200100201021 has 2 divisors, whose sum is σ = 2200100201022. Its totient is φ = 2200100201020.

The previous prime is 2200100201003. The next prime is 2200100201023. The reversal of 2200100201021 is 1201020010022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1110675700996 + 1089424500025 = 1053886^2 + 1043755^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200100201021 - 2²⁶ = 2200033092157 is a prime.

Together with 2200100201023, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2200100200993 and 2200100201011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2200100201023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100050100510 + 1100050100511.

It is an arithmetic number, because the mean of its divisors is an integer number (1100050100511).

Almost surely, 2^{2200100201021} is an apocalyptic number.

It is an amenable number.

2200100201021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200100201021 is an equidigital number, since it uses as much as digits as its factorization.

2200100201021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2200100201021 its reverse (1201020010022), we get a palindrome (3401120211043).

The spelling of 2200100201021 in words is "two trillion, two hundred billion, one hundred million, two hundred one thousand, twenty-one".