20101232023 has 2 divisors, whose sum is σ = 20101232024. Its totient is φ = 20101232022.

The previous prime is 20101231981. The next prime is 20101232027. The reversal of 20101232023 is 32023210102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20101232023 - 2²⁹ = 19564361111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20101231988 and 20101232006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20101232027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10050616011 + 10050616012.

It is an arithmetic number, because the mean of its divisors is an integer number (10050616012).

Almost surely, 2^20101232023 is an apocalyptic number.

20101232023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20101232023 is an equidigital number, since it uses as much as digits as its factorization.

20101232023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20101232023 its reverse (32023210102), we get a palindrome (52124442125).

The spelling of 20101232023 in words is "twenty billion, one hundred one million, two hundred thirty-two thousand, twenty-three".