11103110401 has 2 divisors, whose sum is σ = 11103110402. Its totient is φ = 11103110400.

The previous prime is 11103110393. The next prime is 11103110423. The reversal of 11103110401 is 10401130111.

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., 8102700225 + 3000410176 = 90015^2 + 54776^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103110401 - 2³ = 11103110393 is a prime.

It is not a weakly prime, because it can be changed into another prime (11103110101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551555200 + 5551555201.

It is an arithmetic number, because the mean of its divisors is an integer number (5551555201).

Almost surely, 2^11103110401 is an apocalyptic number.

It is an amenable number.

11103110401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103110401 is an equidigital number, since it uses as much as digits as its factorization.

11103110401 is an evil number, because the sum of its binary digits is even.

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

Adding to 11103110401 its reverse (10401130111), we get a palindrome (21504240512).

The spelling of 11103110401 in words is "eleven billion, one hundred three million, one hundred ten thousand, four hundred one".