201112001230873 has 2 divisors, whose sum is σ = 201112001230874. Its totient is φ = 201112001230872.

The previous prime is 201112001230859. The next prime is 201112001230927. The reversal of 201112001230873 is 378032100211102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152072625323529 + 49039375907344 = 12331773^2 + 7002812^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201112001230873 is a prime.

It is not a weakly prime, because it can be changed into another prime (201112001230813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556000615436 + 100556000615437.

It is an arithmetic number, because the mean of its divisors is an integer number (100556000615437).

Almost surely, 2^{201112001230873} is an apocalyptic number.

It is an amenable number.

201112001230873 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112001230873 is an equidigital number, since it uses as much as digits as its factorization.

201112001230873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 201112001230873 its reverse (378032100211102), we get a palindrome (579144101441975).

The spelling of 201112001230873 in words is "two hundred one trillion, one hundred twelve billion, one million, two hundred thirty thousand, eight hundred seventy-three".