311332030423 has 2 divisors, whose sum is σ = 311332030424. Its totient is φ = 311332030422.

The previous prime is 311332030379. The next prime is 311332030439. The reversal of 311332030423 is 324030233113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311332030423 - 2¹³ = 311332022231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311332030523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155666015211 + 155666015212.

It is an arithmetic number, because the mean of its divisors is an integer number (155666015212).

Almost surely, 2^311332030423 is an apocalyptic number.

311332030423 is a deficient number, since it is larger than the sum of its proper divisors (1).

311332030423 is an equidigital number, since it uses as much as digits as its factorization.

311332030423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 311332030423 its reverse (324030233113), we get a palindrome (635362263536).

The spelling of 311332030423 in words is "three hundred eleven billion, three hundred thirty-two million, thirty thousand, four hundred twenty-three".