213303123231371 has 2 divisors, whose sum is σ = 213303123231372. Its totient is φ = 213303123231370.

The previous prime is 213303123231343. The next prime is 213303123231389. The reversal of 213303123231371 is 173132321303312.

213303123231371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213303123231371 - 2¹⁰ = 213303123230347 is a prime.

It is not a weakly prime, because it can be changed into another prime (213303123233371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106651561615685 + 106651561615686.

It is an arithmetic number, because the mean of its divisors is an integer number (106651561615686).

Almost surely, 2^{213303123231371} is an apocalyptic number.

213303123231371 is a deficient number, since it is larger than the sum of its proper divisors (1).

213303123231371 is an equidigital number, since it uses as much as digits as its factorization.

213303123231371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

Adding to 213303123231371 its reverse (173132321303312), we get a palindrome (386435444534683).

The spelling of 213303123231371 in words is "two hundred thirteen trillion, three hundred three billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred seventy-one".