2112031310033 has 4 divisors (see below), whose sum is σ = 2131407744180. Its totient is φ = 2092654875888.

The previous prime is 2112031309981. The next prime is 2112031310087. The reversal of 2112031310033 is 3300131302112.

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 1764253375504 + 347777934529 = 1328252^2 + 589727^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112031310033 - 2⁸ = 2112031309777 is a prime.

It is a super-2 number, since 2×2112031310033² (a number of 25 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 = 2112031309987 and 2112031310014.

It is not an unprimeable number, because it can be changed into a prime (2112031310093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9688216910 + ... + 9688217127.

It is an arithmetic number, because the mean of its divisors is an integer number (532851936045).

Almost surely, 2^{2112031310033} is an apocalyptic number.

It is an amenable number.

2112031310033 is a deficient number, since it is larger than the sum of its proper divisors (19376434147).

2112031310033 is a wasteful number, since it uses less digits than its factorization.

2112031310033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19376434146.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2112031310033 its reverse (3300131302112), we get a palindrome (5412162612145).

The spelling of 2112031310033 in words is "two trillion, one hundred twelve billion, thirty-one million, three hundred ten thousand, thirty-three".