103313011 has 4 divisors (see below), whose sum is σ = 103363624. Its totient is φ = 103262400.

The previous prime is 103312997. The next prime is 103313027. The reversal of 103313011 is 110313301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103313011 - 2⁷ = 103312883 is a prime.

It is a super-2 number, since 2×103313011² = 21347156483772242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103312982 and 103313000.

It is not an unprimeable number, because it can be changed into a prime (103313081) 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, 22110 + ... + 26371.

It is an arithmetic number, because the mean of its divisors is an integer number (25840906).

Almost surely, 2^103313011 is an apocalyptic number.

103313011 is a deficient number, since it is larger than the sum of its proper divisors (50613).

103313011 is an equidigital number, since it uses as much as digits as its factorization.

103313011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50612.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 103313011 is about 10164.3008121562. The cubic root of 103313011 is about 469.2291740979.

Adding to 103313011 its reverse (110313301), we get a palindrome (213626312).

The spelling of 103313011 in words is "one hundred three million, three hundred thirteen thousand, eleven".