230230300231021 has 2 divisors, whose sum is σ = 230230300231022. Its totient is φ = 230230300231020.

The previous prime is 230230300231013. The next prime is 230230300231027. The reversal of 230230300231021 is 120132003032032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131865857357796 + 98364442873225 = 11483286^2 + 9917885^2 .

It is a cyclic number.

It is not a de Polignac number, because 230230300231021 - 2³ = 230230300231013 is a prime.

It is a super-2 number, since 2×230230300231021² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230230300230983 and 230230300231001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230230300231027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115115150115510 + 115115150115511.

It is an arithmetic number, because the mean of its divisors is an integer number (115115150115511).

Almost surely, 2^{230230300231021} is an apocalyptic number.

It is an amenable number.

230230300231021 is a deficient number, since it is larger than the sum of its proper divisors (1).

230230300231021 is an equidigital number, since it uses as much as digits as its factorization.

230230300231021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 230230300231021 its reverse (120132003032032), we get a palindrome (350362303263053).

The spelling of 230230300231021 in words is "two hundred thirty trillion, two hundred thirty billion, three hundred million, two hundred thirty-one thousand, twenty-one".