103120331 has 4 divisors (see below), whose sum is σ = 103147200. Its totient is φ = 103093464.

The previous prime is 103120313. The next prime is 103120333. The reversal of 103120331 is 133021301.

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 103120331 - 2⁶ = 103120267 is a prime.

It is a super-2 number, since 2×103120331² = 21267605331099122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103120333) 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, 6476 + ... + 15753.

It is an arithmetic number, because the mean of its divisors is an integer number (25786800).

Almost surely, 2^103120331 is an apocalyptic number.

103120331 is a deficient number, since it is larger than the sum of its proper divisors (26869).

103120331 is an equidigital number, since it uses as much as digits as its factorization.

103120331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26868.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 103120331 is about 10154.8181175243. The cubic root of 103120331 is about 468.9372865592.

Adding to 103120331 its reverse (133021301), we get a palindrome (236141632).

The spelling of 103120331 in words is "one hundred three million, one hundred twenty thousand, three hundred thirty-one".