2100022220243 has 2 divisors, whose sum is σ = 2100022220244. Its totient is φ = 2100022220242.

The previous prime is 2100022220167. The next prime is 2100022220281. The reversal of 2100022220243 is 3420222200012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2100022220243 - 2¹⁶ = 2100022154707 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100022226243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050011110121 + 1050011110122.

It is an arithmetic number, because the mean of its divisors is an integer number (1050011110122).

Almost surely, 2^{2100022220243} is an apocalyptic number.

2100022220243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100022220243 is an equidigital number, since it uses as much as digits as its factorization.

2100022220243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2100022220243 its reverse (3420222200012), we get a palindrome (5520244420255).

The spelling of 2100022220243 in words is "two trillion, one hundred billion, twenty-two million, two hundred twenty thousand, two hundred forty-three".