210002123242231 has 2 divisors, whose sum is σ = 210002123242232. Its totient is φ = 210002123242230.

The previous prime is 210002123242213. The next prime is 210002123242243. The reversal of 210002123242231 is 132242321200012.

Together with previous prime (210002123242213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210002123242231 - 2⁵ = 210002123242199 is a prime.

It is a super-2 number, since 2×210002123242231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210002123242196 and 210002123242205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210002123242631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105001061621115 + 105001061621116.

It is an arithmetic number, because the mean of its divisors is an integer number (105001061621116).

Almost surely, 2^{210002123242231} is an apocalyptic number.

210002123242231 is a deficient number, since it is larger than the sum of its proper divisors (1).

210002123242231 is an equidigital number, since it uses as much as digits as its factorization.

210002123242231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 210002123242231 its reverse (132242321200012), we get a palindrome (342244444442243).

The spelling of 210002123242231 in words is "two hundred ten trillion, two billion, one hundred twenty-three million, two hundred forty-two thousand, two hundred thirty-one".