212010026231 has 2 divisors, whose sum is σ = 212010026232. Its totient is φ = 212010026230.

The previous prime is 212010026191. The next prime is 212010026279. The reversal of 212010026231 is 132620010212.

212010026231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212010026231 - 2²² = 212005831927 is a prime.

It is a super-2 number, since 2×212010026231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212010056231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005013115 + 106005013116.

It is an arithmetic number, because the mean of its divisors is an integer number (106005013116).

Almost surely, 2^212010026231 is an apocalyptic number.

212010026231 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010026231 is an equidigital number, since it uses as much as digits as its factorization.

212010026231 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 20.

Adding to 212010026231 its reverse (132620010212), we get a palindrome (344630036443).

The spelling of 212010026231 in words is "two hundred twelve billion, ten million, twenty-six thousand, two hundred thirty-one".