1002012211 has 2 divisors, whose sum is σ = 1002012212. Its totient is φ = 1002012210.

The previous prime is 1002012149. The next prime is 1002012229. The reversal of 1002012211 is 1122102001.

It is a strong prime.

It is an emirp because it is prime and its reverse (1122102001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002012211 - 2¹³ = 1002004019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002012311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501006105 + 501006106.

It is an arithmetic number, because the mean of its divisors is an integer number (501006106).

Almost surely, 2^1002012211 is an apocalyptic number.

1002012211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002012211 is an equidigital number, since it uses as much as digits as its factorization.

1002012211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1002012211 is about 31654.5764621800. The cubic root of 1002012211 is about 1000.6702876141.

Adding to 1002012211 its reverse (1122102001), we get a palindrome (2124114212).

The spelling of 1002012211 in words is "one billion, two million, twelve thousand, two hundred eleven".