212303300211031 has 2 divisors, whose sum is σ = 212303300211032. Its totient is φ = 212303300211030.

The previous prime is 212303300211029. The next prime is 212303300211241. The reversal of 212303300211031 is 130112003303212.

212303300211031 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 212303300211031 - 2¹ = 212303300211029 is a prime.

It is a super-2 number, since 2×212303300211031² (a number of 29 digits) contains 22 as substring.

Together with 212303300211029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 212303300210993 and 212303300211011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212303300211001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106151650105515 + 106151650105516.

It is an arithmetic number, because the mean of its divisors is an integer number (106151650105516).

Almost surely, 2^{212303300211031} is an apocalyptic number.

212303300211031 is a deficient number, since it is larger than the sum of its proper divisors (1).

212303300211031 is an equidigital number, since it uses as much as digits as its factorization.

212303300211031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 212303300211031 its reverse (130112003303212), we get a palindrome (342415303514243).

The spelling of 212303300211031 in words is "two hundred twelve trillion, three hundred three billion, three hundred million, two hundred eleven thousand, thirty-one".