2100340223 has 2 divisors, whose sum is σ = 2100340224. Its totient is φ = 2100340222.

The previous prime is 2100340213. The next prime is 2100340273. The reversal of 2100340223 is 3220430012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100340223 is a prime.

It is a super-2 number, since 2×2100340223² = 8822858104703379458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100340213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050170111 + 1050170112.

It is an arithmetic number, because the mean of its divisors is an integer number (1050170112).

Almost surely, 2^2100340223 is an apocalyptic number.

2100340223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100340223 is an equidigital number, since it uses as much as digits as its factorization.

2100340223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2100340223 is about 45829.4689364823. The cubic root of 2100340223 is about 1280.6483172032.

Adding to 2100340223 its reverse (3220430012), we get a palindrome (5320770235).

The spelling of 2100340223 in words is "two billion, one hundred million, three hundred forty thousand, two hundred twenty-three".