1000212043 has 2 divisors, whose sum is σ = 1000212044. Its totient is φ = 1000212042.

The previous prime is 1000212023. The next prime is 1000212047. The reversal of 1000212043 is 3402120001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000212043 - 2⁵ = 1000212011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000212047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500106021 + 500106022.

It is an arithmetic number, because the mean of its divisors is an integer number (500106022).

Almost surely, 2^1000212043 is an apocalyptic number.

1000212043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000212043 is an equidigital number, since it uses as much as digits as its factorization.

1000212043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1000212043 is about 31626.1291181833. The cubic root of 1000212043 is about 1000.0706760048.

Adding to 1000212043 its reverse (3402120001), we get a palindrome (4402332044).

The spelling of 1000212043 in words is "one billion, two hundred twelve thousand, forty-three".