103245203031 has 4 divisors (see below), whose sum is σ = 137660270712. Its totient is φ = 68830135352.

The previous prime is 103245203027. The next prime is 103245203053. The reversal of 103245203031 is 130302542301.

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 103245203031 - 2² = 103245203027 is a prime.

It is a super-2 number, since 2×103245203031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103245202992 and 103245203010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103245204031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17207533836 + ... + 17207533841.

It is an arithmetic number, because the mean of its divisors is an integer number (34415067678).

Almost surely, 2^103245203031 is an apocalyptic number.

103245203031 is a deficient number, since it is larger than the sum of its proper divisors (34415067681).

103245203031 is an equidigital number, since it uses as much as digits as its factorization.

103245203031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34415067680.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 103245203031 its reverse (130302542301), we get a palindrome (233547745332).

The spelling of 103245203031 in words is "one hundred three billion, two hundred forty-five million, two hundred three thousand, thirty-one".