201093910123 has 8 divisors (see below), whose sum is σ = 205777814528. Its totient is φ = 196410337704.

The previous prime is 201093910067. The next prime is 201093910139. The reversal of 201093910123 is 321019390102.

201093910123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201093910123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201093910153) 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 7 ways as a sum of consecutive naturals, for example, 1482286 + ... + 1612252.

It is an arithmetic number, because the mean of its divisors is an integer number (25722226816).

Almost surely, 2^201093910123 is an apocalyptic number.

201093910123 is a deficient number, since it is larger than the sum of its proper divisors (4683904405).

201093910123 is a wasteful number, since it uses less digits than its factorization.

201093910123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165993.

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 201093910123 in words is "two hundred one billion, ninety-three million, nine hundred ten thousand, one hundred twenty-three".