423031202101 has 2 divisors, whose sum is σ = 423031202102. Its totient is φ = 423031202100.

The previous prime is 423031202081. The next prime is 423031202117. The reversal of 423031202101 is 101202130324.

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., 378685159876 + 44346042225 = 615374^2 + 210585^2 .

It is a cyclic number.

It is not a de Polignac number, because 423031202101 - 2¹⁵ = 423031169333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423031202161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211515601050 + 211515601051.

It is an arithmetic number, because the mean of its divisors is an integer number (211515601051).

Almost surely, 2^423031202101 is an apocalyptic number.

It is an amenable number.

423031202101 is a deficient number, since it is larger than the sum of its proper divisors (1).

423031202101 is an equidigital number, since it uses as much as digits as its factorization.

423031202101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 423031202101 its reverse (101202130324), we get a palindrome (524233332425).

The spelling of 423031202101 in words is "four hundred twenty-three billion, thirty-one million, two hundred two thousand, one hundred one".