103111103113013 has 4 divisors (see below), whose sum is σ = 103199762704128. Its totient is φ = 103022443521900.

The previous prime is 103111103112961. The next prime is 103111103113027. The reversal of 103111103113013 is 310311301111301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103111103113013 - 2⁴² = 98713056601909 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 (103111193113013) 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, 44329793813 + ... + 44329796138.

It is an arithmetic number, because the mean of its divisors is an integer number (25799940676032).

Almost surely, 2^{103111103113013} is an apocalyptic number.

It is an amenable number.

103111103113013 is a deficient number, since it is larger than the sum of its proper divisors (88659591115).

103111103113013 is an equidigital number, since it uses as much as digits as its factorization.

103111103113013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88659591114.

The product of its (nonzero) digits is 81, while the sum is 20.

Adding to 103111103113013 its reverse (310311301111301), we get a palindrome (413422404224314).

The spelling of 103111103113013 in words is "one hundred three trillion, one hundred eleven billion, one hundred three million, one hundred thirteen thousand, thirteen".