2112133073 has 2 divisors, whose sum is σ = 2112133074. Its totient is φ = 2112133072.

The previous prime is 2112133069. The next prime is 2112133129. The reversal of 2112133073 is 3703312112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1865548864 + 246584209 = 43192^2 + 15703^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112133073 - 2² = 2112133069 is a prime.

It is a super-2 number, since 2×2112133073² = 8922212236120846658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112130073) 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 as a sum of consecutive naturals, namely, 1056066536 + 1056066537.

It is an arithmetic number, because the mean of its divisors is an integer number (1056066537).

Almost surely, 2^2112133073 is an apocalyptic number.

It is an amenable number.

2112133073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112133073 is an equidigital number, since it uses as much as digits as its factorization.

2112133073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 2112133073 is about 45957.9489642434. The cubic root of 2112133073 is about 1283.0406781632.

Adding to 2112133073 its reverse (3703312112), we get a palindrome (5815445185).

The spelling of 2112133073 in words is "two billion, one hundred twelve million, one hundred thirty-three thousand, seventy-three".