103020333331 has 4 divisors (see below), whose sum is σ = 103021659064. Its totient is φ = 103019007600.

The previous prime is 103020333293. The next prime is 103020333341. The reversal of 103020333331 is 133333020301.

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-103020333331 is a prime.

It is a super-2 number, since 2×103020333331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103020333341) 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, 538530 + ... + 704311.

It is an arithmetic number, because the mean of its divisors is an integer number (25755414766).

Almost surely, 2^103020333331 is an apocalyptic number.

103020333331 is a deficient number, since it is larger than the sum of its proper divisors (1325733).

103020333331 is an equidigital number, since it uses as much as digits as its factorization.

103020333331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325732.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 103020333331 its reverse (133333020301), we get a palindrome (236353353632).

The spelling of 103020333331 in words is "one hundred three billion, twenty million, three hundred thirty-three thousand, three hundred thirty-one".