2111312103233 has 8 divisors (see below), whose sum is σ = 2115859297320. Its totient is φ = 2106767622400.

The previous prime is 2111312103221. The next prime is 2111312103247. The reversal of 2111312103233 is 3323012131112.

It can be written as a sum of positive squares in 4 ways, for example, as 486969500224 + 1624342603009 = 697832^2 + 1274497^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2111312103233 - 2¹⁶ = 2111312037697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111312103199 and 2111312103208.

It is not an unprimeable number, because it can be changed into a prime (2111312103283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883523 + ... + 2236791.

It is an arithmetic number, because the mean of its divisors is an integer number (264482412165).

Almost surely, 2^{2111312103233} is an apocalyptic number.

It is an amenable number.

2111312103233 is a deficient number, since it is larger than the sum of its proper divisors (4547194087).

2111312103233 is a wasteful number, since it uses less digits than its factorization.

2111312103233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356627.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2111312103233 its reverse (3323012131112), we get a palindrome (5434324234345).

The spelling of 2111312103233 in words is "two trillion, one hundred eleven billion, three hundred twelve million, one hundred three thousand, two hundred thirty-three".