212211300301331 has 2 divisors, whose sum is σ = 212211300301332. Its totient is φ = 212211300301330.

The previous prime is 212211300301321. The next prime is 212211300301393. The reversal of 212211300301331 is 133103003112212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212211300301331 - 2¹⁸ = 212211300039187 is a prime.

It is a super-2 number, since 2×212211300301331² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212211300301297 and 212211300301306.

It is not a weakly prime, because it can be changed into another prime (212211300301321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106105650150665 + 106105650150666.

It is an arithmetic number, because the mean of its divisors is an integer number (106105650150666).

Almost surely, 2^{212211300301331} is an apocalyptic number.

212211300301331 is a deficient number, since it is larger than the sum of its proper divisors (1).

212211300301331 is an equidigital number, since it uses as much as digits as its factorization.

212211300301331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 212211300301331 its reverse (133103003112212), we get a palindrome (345314303413543).

The spelling of 212211300301331 in words is "two hundred twelve trillion, two hundred eleven billion, three hundred million, three hundred one thousand, three hundred thirty-one".