33021013103 has 4 divisors (see below), whose sum is σ = 35561091048. Its totient is φ = 30480935160.

The previous prime is 33021013097. The next prime is 33021013127. The reversal of 33021013103 is 30131012033.

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

It is not a de Polignac number, because 33021013103 - 2⁸ = 33021012847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33021013133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1270038953 + ... + 1270038978.

It is an arithmetic number, because the mean of its divisors is an integer number (8890272762).

Almost surely, 2^33021013103 is an apocalyptic number.

33021013103 is a deficient number, since it is larger than the sum of its proper divisors (2540077945).

33021013103 is a wasteful number, since it uses less digits than its factorization.

33021013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540077944.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 33021013103 its reverse (30131012033), we get a palindrome (63152025136).

The spelling of 33021013103 in words is "thirty-three billion, twenty-one million, thirteen thousand, one hundred three".