101310320103 has 4 divisors (see below), whose sum is σ = 135080426808. Its totient is φ = 67540213400.

The previous prime is 101310320099. The next prime is 101310320131. The reversal of 101310320103 is 301023013101.

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 101310320103 - 2² = 101310320099 is a prime.

It is a super-3 number, since 3×101310320103³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101310320143) 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, 16885053348 + ... + 16885053353.

It is an arithmetic number, because the mean of its divisors is an integer number (33770106702).

Almost surely, 2^101310320103 is an apocalyptic number.

101310320103 is a deficient number, since it is larger than the sum of its proper divisors (33770106705).

101310320103 is an equidigital number, since it uses as much as digits as its factorization.

101310320103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33770106704.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 101310320103 its reverse (301023013101), we get a palindrome (402333333204).

The spelling of 101310320103 in words is "one hundred one billion, three hundred ten million, three hundred twenty thousand, one hundred three".