212304010155331 has 2 divisors, whose sum is σ = 212304010155332. Its totient is φ = 212304010155330.

The previous prime is 212304010155329. The next prime is 212304010155337. The reversal of 212304010155331 is 133551010403212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212304010155331 - 2¹ = 212304010155329 is a prime.

It is a super-2 number, since 2×212304010155331² (a number of 29 digits) contains 22 as substring.

Together with 212304010155329, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 212304010155293 and 212304010155302.

It is not a weakly prime, because it can be changed into another prime (212304010155337) 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, 106152005077665 + 106152005077666.

It is an arithmetic number, because the mean of its divisors is an integer number (106152005077666).

Almost surely, 2^{212304010155331} is an apocalyptic number.

212304010155331 is a deficient number, since it is larger than the sum of its proper divisors (1).

212304010155331 is an equidigital number, since it uses as much as digits as its factorization.

212304010155331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 212304010155331 its reverse (133551010403212), we get a palindrome (345855020558543).

The spelling of 212304010155331 in words is "two hundred twelve trillion, three hundred four billion, ten million, one hundred fifty-five thousand, three hundred thirty-one".