101311103 has 8 divisors (see below), whose sum is σ = 102722400. Its totient is φ = 99906048.

The previous prime is 101311087. The next prime is 101311151. The reversal of 101311103 is 301113101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101311103 - 2⁴ = 101311087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101311153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37775 + ... + 40367.

It is an arithmetic number, because the mean of its divisors is an integer number (12840300).

Almost surely, 2^101311103 is an apocalyptic number.

101311103 is a deficient number, since it is larger than the sum of its proper divisors (1411297).

101311103 is an equidigital number, since it uses as much as digits as its factorization.

101311103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121.

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

The square root of 101311103 is about 10065.3416732866. The cubic root of 101311103 is about 466.1786156697.

Adding to 101311103 its reverse (301113101), we get a palindrome (402424204).

The spelling of 101311103 in words is "one hundred one million, three hundred eleven thousand, one hundred three".