200213212091 has 2 divisors, whose sum is σ = 200213212092. Its totient is φ = 200213212090.

The previous prime is 200213212061. The next prime is 200213212123. The reversal of 200213212091 is 190212312002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200213212091 - 2²² = 200209017787 is a prime.

It is not a weakly prime, because it can be changed into another prime (200213212061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100106606045 + 100106606046.

It is an arithmetic number, because the mean of its divisors is an integer number (100106606046).

Almost surely, 2^200213212091 is an apocalyptic number.

200213212091 is a deficient number, since it is larger than the sum of its proper divisors (1).

200213212091 is an equidigital number, since it uses as much as digits as its factorization.

200213212091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 200213212091 its reverse (190212312002), we get a palindrome (390425524093).

The spelling of 200213212091 in words is "two hundred billion, two hundred thirteen million, two hundred twelve thousand, ninety-one".