401230320311 has 2 divisors, whose sum is σ = 401230320312. Its totient is φ = 401230320310.

The previous prime is 401230320223. The next prime is 401230320353. The reversal of 401230320311 is 113023032104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401230320311 - 2¹⁴ = 401230303927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401230370311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200615160155 + 200615160156.

It is an arithmetic number, because the mean of its divisors is an integer number (200615160156).

Almost surely, 2^401230320311 is an apocalyptic number.

401230320311 is a deficient number, since it is larger than the sum of its proper divisors (1).

401230320311 is an equidigital number, since it uses as much as digits as its factorization.

401230320311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 401230320311 its reverse (113023032104), we get a palindrome (514253352415).

The spelling of 401230320311 in words is "four hundred one billion, two hundred thirty million, three hundred twenty thousand, three hundred eleven".