20132323229 has 2 divisors, whose sum is σ = 20132323230. Its totient is φ = 20132323228.

The previous prime is 20132323207. The next prime is 20132323243. The reversal of 20132323229 is 92232323102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10504200100 + 9628123129 = 102490^2 + 98123^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132323229 - 2¹² = 20132319133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132323129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066161614 + 10066161615.

It is an arithmetic number, because the mean of its divisors is an integer number (10066161615).

Almost surely, 2^20132323229 is an apocalyptic number.

It is an amenable number.

20132323229 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132323229 is an equidigital number, since it uses as much as digits as its factorization.

20132323229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 20132323229 in words is "twenty billion, one hundred thirty-two million, three hundred twenty-three thousand, two hundred twenty-nine".