201110033203123 has 32 divisors (see below), whose sum is σ = 220246537536000. Its totient is φ = 182117479230720.

The previous prime is 201110033203111. The next prime is 201110033203199. The reversal of 201110033203123 is 321302330011102.

It is a de Polignac number, because none of the positive numbers 2^k-201110033203123 is a prime.

It is a super-2 number, since 2×201110033203123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201110033203094 and 201110033203103.

It is not an unprimeable number, because it can be changed into a prime (201110033203823) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7753178488 + ... + 7753204426.

It is an arithmetic number, because the mean of its divisors is an integer number (6882704298000).

Almost surely, 2^{201110033203123} is an apocalyptic number.

201110033203123 is a deficient number, since it is larger than the sum of its proper divisors (19136504332877).

201110033203123 is a wasteful number, since it uses less digits than its factorization.

201110033203123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29035.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 201110033203123 its reverse (321302330011102), we get a palindrome (522412363214225).

The spelling of 201110033203123 in words is "two hundred one trillion, one hundred ten billion, thirty-three million, two hundred three thousand, one hundred twenty-three".