133031113103 has 4 divisors (see below), whose sum is σ = 152035557840. Its totient is φ = 114026668368.

The previous prime is 133031113091. The next prime is 133031113133. The reversal of 133031113103 is 301311130331.

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 133031113103 - 2⁴ = 133031113087 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 (133031113133) 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, 9502222358 + ... + 9502222371.

It is an arithmetic number, because the mean of its divisors is an integer number (38008889460).

Almost surely, 2^133031113103 is an apocalyptic number.

133031113103 is a deficient number, since it is larger than the sum of its proper divisors (19004444737).

133031113103 is an equidigital number, since it uses as much as digits as its factorization.

133031113103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19004444736.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 133031113103 its reverse (301311130331), we get a palindrome (434342243434).

The spelling of 133031113103 in words is "one hundred thirty-three billion, thirty-one million, one hundred thirteen thousand, one hundred three".