2117233123 has 2 divisors, whose sum is σ = 2117233124. Its totient is φ = 2117233122.

The previous prime is 2117233109. The next prime is 2117233147. The reversal of 2117233123 is 3213327112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2117233123 is a prime.

It is not a weakly prime, because it can be changed into another prime (2117233103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058616561 + 1058616562.

It is an arithmetic number, because the mean of its divisors is an integer number (1058616562).

Almost surely, 2^2117233123 is an apocalyptic number.

2117233123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2117233123 is an equidigital number, since it uses as much as digits as its factorization.

2117233123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 25.

The square root of 2117233123 is about 46013.4015586764. The cubic root of 2117233123 is about 1284.0725436817.

The spelling of 2117233123 in words is "two billion, one hundred seventeen million, two hundred thirty-three thousand, one hundred twenty-three".