212002202012231 has 2 divisors, whose sum is σ = 212002202012232. Its totient is φ = 212002202012230.

The previous prime is 212002202012213. The next prime is 212002202012233. The reversal of 212002202012231 is 132210202200212.

Together with previous prime (212002202012213) 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 a de Polignac number, because none of the positive numbers 2^k-212002202012231 is a prime.

It is a super-2 number, since 2×212002202012231² (a number of 29 digits) contains 22 as substring.

Together with 212002202012233, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212002202012233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106001101006115 + 106001101006116.

It is an arithmetic number, because the mean of its divisors is an integer number (106001101006116).

Almost surely, 2^{212002202012231} is an apocalyptic number.

212002202012231 is a deficient number, since it is larger than the sum of its proper divisors (1).

212002202012231 is an equidigital number, since it uses as much as digits as its factorization.

212002202012231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212002202012231 its reverse (132210202200212), we get a palindrome (344212404212443).

The spelling of 212002202012231 in words is "two hundred twelve trillion, two billion, two hundred two million, twelve thousand, two hundred thirty-one".