103300033231021 has 24 divisors (see below), whose sum is σ = 114248490901272. Its totient is φ = 93327704553600.

The previous prime is 103300033230971. The next prime is 103300033231033. The reversal of 103300033231021 is 120132330003301.

It can be written as a sum of positive squares in 4 ways, for example, as 26899280100 + 103273133950921 = 164010^2 + 10162339^2 .

It is not a de Polignac number, because 103300033231021 - 2⁹ = 103300033230509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103300033230983 and 103300033231001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103300033231061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31118595 + ... + 34277791.

It is an arithmetic number, because the mean of its divisors is an integer number (4760353787553).

Almost surely, 2^{103300033231021} is an apocalyptic number.

103300033231021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103300033231021 is a deficient number, since it is larger than the sum of its proper divisors (10948457670251).

103300033231021 is a wasteful number, since it uses less digits than its factorization.

103300033231021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160893 (or 3160882 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 103300033231021 its reverse (120132330003301), we get a palindrome (223432363234322).

The spelling of 103300033231021 in words is "one hundred three trillion, three hundred billion, thirty-three million, two hundred thirty-one thousand, twenty-one".