201011120993 has 4 divisors (see below), whose sum is σ = 201024178068. Its totient is φ = 200998063920.

The previous prime is 201011120987. The next prime is 201011121023. The reversal of 201011120993 is 399021110102.

201011120993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 74721862609 + 126289258384 = 273353^2 + 355372^2 .

It is a cyclic number.

It is not a de Polignac number, because 201011120993 - 2⁶ = 201011120929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201011120983) 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 in 3 ways as a sum of consecutive naturals, for example, 6505418 + ... + 6536243.

It is an arithmetic number, because the mean of its divisors is an integer number (50256044517).

Almost surely, 2^201011120993 is an apocalyptic number.

It is an amenable number.

201011120993 is a deficient number, since it is larger than the sum of its proper divisors (13057075).

201011120993 is a wasteful number, since it uses less digits than its factorization.

201011120993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13057074.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 201011120993 in words is "two hundred one billion, eleven million, one hundred twenty thousand, nine hundred ninety-three".