101320201109999 has 4 divisors (see below), whose sum is σ = 101399543477064. Its totient is φ = 101240858742936.

The previous prime is 101320201109957. The next prime is 101320201110013. The reversal of 101320201109999 is 999901102023101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101320201109999 - 2¹⁶ = 101320201044463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101320201159999) 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 in 3 ways as a sum of consecutive naturals, for example, 39671181617 + ... + 39671184170.

It is an arithmetic number, because the mean of its divisors is an integer number (25349885869266).

Almost surely, 2^{101320201109999} is an apocalyptic number.

101320201109999 is a deficient number, since it is larger than the sum of its proper divisors (79342367065).

101320201109999 is an equidigital number, since it uses as much as digits as its factorization.

101320201109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79342367064.

The product of its (nonzero) digits is 78732, while the sum is 47.

The spelling of 101320201109999 in words is "one hundred one trillion, three hundred twenty billion, two hundred one million, one hundred nine thousand, nine hundred ninety-nine".