201100323101987 has 2 divisors, whose sum is σ = 201100323101988. Its totient is φ = 201100323101986.

The previous prime is 201100323101921. The next prime is 201100323102103. The reversal of 201100323101987 is 789101323001102.

201100323101987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201100323101987 - 2¹⁴ = 201100323085603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201100323101987.

It is not a weakly prime, because it can be changed into another prime (201100323101287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550161550993 + 100550161550994.

It is an arithmetic number, because the mean of its divisors is an integer number (100550161550994).

Almost surely, 2^{201100323101987} is an apocalyptic number.

201100323101987 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100323101987 is an equidigital number, since it uses as much as digits as its factorization.

201100323101987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 201100323101987 in words is "two hundred one trillion, one hundred billion, three hundred twenty-three million, one hundred one thousand, nine hundred eighty-seven".