103132321003 has 4 divisors (see below), whose sum is σ = 103211472208. Its totient is φ = 103053169800.

The previous prime is 103132320961. The next prime is 103132321009. The reversal of 103132321003 is 300123231301.

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 103132321003 - 2²¹ = 103130223851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103132321009) 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, 39573648 + ... + 39576253.

It is an arithmetic number, because the mean of its divisors is an integer number (25802868052).

Almost surely, 2^103132321003 is an apocalyptic number.

103132321003 is a deficient number, since it is larger than the sum of its proper divisors (79151205).

103132321003 is an equidigital number, since it uses as much as digits as its factorization.

103132321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79151204.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 103132321003 its reverse (300123231301), we get a palindrome (403255552304).

The spelling of 103132321003 in words is "one hundred three billion, one hundred thirty-two million, three hundred twenty-one thousand, three".