3101111401 has 2 divisors, whose sum is σ = 3101111402. Its totient is φ = 3101111400.

The previous prime is 3101111393. The next prime is 3101111411. The reversal of 3101111401 is 1041111013.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3000410176 + 100701225 = 54776^2 + 10035^2 .

It is a cyclic number.

It is not a de Polignac number, because 3101111401 - 2³ = 3101111393 is a prime.

It is not a weakly prime, because it can be changed into another prime (3101111411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550555700 + 1550555701.

It is an arithmetic number, because the mean of its divisors is an integer number (1550555701).

Almost surely, 2^3101111401 is an apocalyptic number.

It is an amenable number.

3101111401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3101111401 is an equidigital number, since it uses as much as digits as its factorization.

3101111401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 3101111401 is about 55687.6234095153. The cubic root of 3101111401 is about 1458.2739659214.

Adding to 3101111401 its reverse (1041111013), we get a palindrome (4142222414).

The spelling of 3101111401 in words is "three billion, one hundred one million, one hundred eleven thousand, four hundred one".