4022000243 has 2 divisors, whose sum is σ = 4022000244. Its totient is φ = 4022000242.

The previous prime is 4022000239. The next prime is 4022000249. The reversal of 4022000243 is 3420002204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4022000243 - 2² = 4022000239 is a prime.

It is not a weakly prime, because it can be changed into another prime (4022000249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011000121 + 2011000122.

It is an arithmetic number, because the mean of its divisors is an integer number (2011000122).

Almost surely, 2^4022000243 is an apocalyptic number.

4022000243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4022000243 is an equidigital number, since it uses as much as digits as its factorization.

4022000243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 4022000243 is about 63419.2418986541. The cubic root of 4022000243 is about 1590.3060000695.

Adding to 4022000243 its reverse (3420002204), we get a palindrome (7442002447).

The spelling of 4022000243 in words is "four billion, twenty-two million, two hundred forty-three", and thus it is an aban number.