2002022291 has 2 divisors, whose sum is σ = 2002022292. Its totient is φ = 2002022290.

The previous prime is 2002022273. The next prime is 2002022339. The reversal of 2002022291 is 1922202002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002022291 - 2¹⁸ = 2001760147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002024291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001011145 + 1001011146.

It is an arithmetic number, because the mean of its divisors is an integer number (1001011146).

Almost surely, 2^2002022291 is an apocalyptic number.

2002022291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002022291 is an equidigital number, since it uses as much as digits as its factorization.

2002022291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2002022291 is about 44743.9637381401. The cubic root of 2002022291 is about 1260.3455613460.

Adding to 2002022291 its reverse (1922202002), we get a palindrome (3924224293).

The spelling of 2002022291 in words is "two billion, two million, twenty-two thousand, two hundred ninety-one".