133321003103 has 16 divisors (see below), whose sum is σ = 139018801152. Its totient is φ = 127754496000.

The previous prime is 133321003069. The next prime is 133321003147. The reversal of 133321003103 is 301300123331.

It is a cyclic number.

It is not a de Polignac number, because 133321003103 - 2¹⁶ = 133320937567 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 (133321003163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628898 + ... + 813728.

It is an arithmetic number, because the mean of its divisors is an integer number (8688675072).

Almost surely, 2^133321003103 is an apocalyptic number.

133321003103 is a deficient number, since it is larger than the sum of its proper divisors (5697798049).

133321003103 is a wasteful number, since it uses less digits than its factorization.

133321003103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185186.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 133321003103 its reverse (301300123331), we get a palindrome (434621126434).

The spelling of 133321003103 in words is "one hundred thirty-three billion, three hundred twenty-one million, three thousand, one hundred three".