2221002000043 has 2 divisors, whose sum is σ = 2221002000044. Its totient is φ = 2221002000042.

The previous prime is 2221002000011. The next prime is 2221002000101. The reversal of 2221002000043 is 3400002001222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2221002000043 - 2⁵ = 2221002000011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221001999990 and 2221002000026.

It is not a weakly prime, because it can be changed into another prime (2221002010043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110501000021 + 1110501000022.

It is an arithmetic number, because the mean of its divisors is an integer number (1110501000022).

Almost surely, 2^{2221002000043} is an apocalyptic number.

2221002000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221002000043 is an equidigital number, since it uses as much as digits as its factorization.

2221002000043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2221002000043 its reverse (3400002001222), we get a palindrome (5621004001265).

The spelling of 2221002000043 in words is "two trillion, two hundred twenty-one billion, two million, forty-three", and thus it is an aban number.