231302021212303 has 2 divisors, whose sum is σ = 231302021212304. Its totient is φ = 231302021212302.

The previous prime is 231302021212271. The next prime is 231302021212309. The reversal of 231302021212303 is 303212120203132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231302021212303 - 2⁵ = 231302021212271 is a prime.

It is a super-3 number, since 3×231302021212303³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231302021212309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115651010606151 + 115651010606152.

It is an arithmetic number, because the mean of its divisors is an integer number (115651010606152).

Almost surely, 2^{231302021212303} is an apocalyptic number.

231302021212303 is a deficient number, since it is larger than the sum of its proper divisors (1).

231302021212303 is an equidigital number, since it uses as much as digits as its factorization.

231302021212303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 231302021212303 its reverse (303212120203132), we get a palindrome (534514141415435).

The spelling of 231302021212303 in words is "two hundred thirty-one trillion, three hundred two billion, twenty-one million, two hundred twelve thousand, three hundred three".