401001103331 has 2 divisors, whose sum is σ = 401001103332. Its totient is φ = 401001103330.

The previous prime is 401001103267. The next prime is 401001103423. The reversal of 401001103331 is 133301100104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401001103331 - 2⁶ = 401001103267 is a prime.

It is a super-2 number, since 2×401001103331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401001103031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200500551665 + 200500551666.

It is an arithmetic number, because the mean of its divisors is an integer number (200500551666).

Almost surely, 2^401001103331 is an apocalyptic number.

401001103331 is a deficient number, since it is larger than the sum of its proper divisors (1).

401001103331 is an equidigital number, since it uses as much as digits as its factorization.

401001103331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 401001103331 its reverse (133301100104), we get a palindrome (534302203435).

The spelling of 401001103331 in words is "four hundred one billion, one million, one hundred three thousand, three hundred thirty-one".