11230401111 has 4 divisors (see below), whose sum is σ = 14973868152. Its totient is φ = 7486934072.

The previous prime is 11230401097. The next prime is 11230401173. The reversal of 11230401111 is 11110403211.

11230401111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11110403211 = 3 ⋅3703467737.

It is a cyclic number.

It is not a de Polignac number, because 11230401111 - 2⁶ = 11230401047 is a prime.

It is a super-2 number, since 2×11230401111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11230401011) 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 in 3 ways as a sum of consecutive naturals, for example, 1871733516 + ... + 1871733521.

It is an arithmetic number, because the mean of its divisors is an integer number (3743467038).

Almost surely, 2^11230401111 is an apocalyptic number.

11230401111 is a deficient number, since it is larger than the sum of its proper divisors (3743467041).

11230401111 is an equidigital number, since it uses as much as digits as its factorization.

11230401111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3743467040.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11230401111 its reverse (11110403211), we get a palindrome (22340804322).

The spelling of 11230401111 in words is "eleven billion, two hundred thirty million, four hundred one thousand, one hundred eleven".