103311011 has 4 divisors (see below), whose sum is σ = 103350312. Its totient is φ = 103271712.

The previous prime is 103311001. The next prime is 103311017. The reversal of 103311011 is 110113301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110113301 = 17 ⋅6477253.

It is a cyclic number.

It is not a de Polignac number, because 103311011 - 2²⁶ = 36202147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103310983 and 103311001.

It is not an unprimeable number, because it can be changed into a prime (103311017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15401 + ... + 21066.

It is an arithmetic number, because the mean of its divisors is an integer number (25837578).

Almost surely, 2^103311011 is an apocalyptic number.

103311011 is a deficient number, since it is larger than the sum of its proper divisors (39301).

103311011 is an equidigital number, since it uses as much as digits as its factorization.

103311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39300.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 103311011 is about 10164.2024281298. The cubic root of 103311011 is about 469.2261461979.

Adding to 103311011 its reverse (110113301), we get a palindrome (213424312).

The spelling of 103311011 in words is "one hundred three million, three hundred eleven thousand, eleven".