103032321031 has 4 divisors (see below), whose sum is σ = 103034605864. Its totient is φ = 103030036200.

The previous prime is 103032321017. The next prime is 103032321037. The reversal of 103032321031 is 130123230301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103032321031 is a prime.

It is a super-2 number, since 2×103032321031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103032321037) 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, 1073385 + ... + 1165426.

It is an arithmetic number, because the mean of its divisors is an integer number (25758651466).

Almost surely, 2^103032321031 is an apocalyptic number.

103032321031 is a deficient number, since it is larger than the sum of its proper divisors (2284833).

103032321031 is an equidigital number, since it uses as much as digits as its factorization.

103032321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284832.

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

Adding to 103032321031 its reverse (130123230301), we get a palindrome (233155551332).

The spelling of 103032321031 in words is "one hundred three billion, thirty-two million, three hundred twenty-one thousand, thirty-one".