2129912333 has 2 divisors, whose sum is σ = 2129912334. Its totient is φ = 2129912332.

The previous prime is 2129912327. The next prime is 2129912339. The reversal of 2129912333 is 3332199212.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2129912327) and next prime (2129912339).

It can be written as a sum of positive squares in only one way, i.e., 1906020964 + 223891369 = 43658^2 + 14963^2 .

It is a cyclic number.

It is not a de Polignac number, because 2129912333 - 2¹⁰ = 2129911309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2129912293 and 2129912302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2129912339) 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, 1064956166 + 1064956167.

It is an arithmetic number, because the mean of its divisors is an integer number (1064956167).

Almost surely, 2^2129912333 is an apocalyptic number.

It is an amenable number.

2129912333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2129912333 is an equidigital number, since it uses as much as digits as its factorization.

2129912333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 35.

The square root of 2129912333 is about 46150.9732616767. The cubic root of 2129912333 is about 1286.6306989313.

The spelling of 2129912333 in words is "two billion, one hundred twenty-nine million, nine hundred twelve thousand, three hundred thirty-three".