201223141322087 has 2 divisors, whose sum is σ = 201223141322088. Its totient is φ = 201223141322086.

The previous prime is 201223141322081. The next prime is 201223141322123. The reversal of 201223141322087 is 780223141322102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201223141322087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201223141322087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201223141322081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100611570661043 + 100611570661044.

It is an arithmetic number, because the mean of its divisors is an integer number (100611570661044).

Almost surely, 2^{201223141322087} is an apocalyptic number.

201223141322087 is a deficient number, since it is larger than the sum of its proper divisors (1).

201223141322087 is an equidigital number, since it uses as much as digits as its factorization.

201223141322087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 38.

Adding to 201223141322087 its reverse (780223141322102), we get a palindrome (981446282644189).

The spelling of 201223141322087 in words is "two hundred one trillion, two hundred twenty-three billion, one hundred forty-one million, three hundred twenty-two thousand, eighty-seven".