20232123101 has 2 divisors, whose sum is σ = 20232123102. Its totient is φ = 20232123100.

The previous prime is 20232123073. The next prime is 20232123103. The reversal of 20232123101 is 10132123202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13983062500 + 6249060601 = 118250^2 + 79051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20232123101 is a prime.

Together with 20232123103, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20232123101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20232123103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116061550 + 10116061551.

It is an arithmetic number, because the mean of its divisors is an integer number (10116061551).

Almost surely, 2^20232123101 is an apocalyptic number.

It is an amenable number.

20232123101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20232123101 is an equidigital number, since it uses as much as digits as its factorization.

20232123101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20232123101 its reverse (10132123202), we get a palindrome (30364246303).

The spelling of 20232123101 in words is "twenty billion, two hundred thirty-two million, one hundred twenty-three thousand, one hundred one".