213044222051 has 2 divisors, whose sum is σ = 213044222052. Its totient is φ = 213044222050.

The previous prime is 213044222009. The next prime is 213044222057. The reversal of 213044222051 is 150222440312.

213044222051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213044222051 - 2⁶ = 213044221987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213044222051.

It is not a weakly prime, because it can be changed into another prime (213044222057) 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, 106522111025 + 106522111026.

It is an arithmetic number, because the mean of its divisors is an integer number (106522111026).

Almost surely, 2^213044222051 is an apocalyptic number.

213044222051 is a deficient number, since it is larger than the sum of its proper divisors (1).

213044222051 is an equidigital number, since it uses as much as digits as its factorization.

213044222051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 213044222051 its reverse (150222440312), we get a palindrome (363266662363).

The spelling of 213044222051 in words is "two hundred thirteen billion, forty-four million, two hundred twenty-two thousand, fifty-one".