2133229993 has 2 divisors, whose sum is σ = 2133229994. Its totient is φ = 2133229992.

The previous prime is 2133229949. The next prime is 2133229999. The reversal of 2133229993 is 3999223312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1708334224 + 424895769 = 41332^2 + 20613^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133229993 - 2¹³ = 2133221801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2133229999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066614996 + 1066614997.

It is an arithmetic number, because the mean of its divisors is an integer number (1066614997).

Almost surely, 2^2133229993 is an apocalyptic number.

It is an amenable number.

2133229993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133229993 is an equidigital number, since it uses as much as digits as its factorization.

2133229993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 43.

The square root of 2133229993 is about 46186.9028296984. The cubic root of 2133229993 is about 1287.2983928896.

The spelling of 2133229993 in words is "two billion, one hundred thirty-three million, two hundred twenty-nine thousand, nine hundred ninety-three".