133231331103 has 16 divisors (see below), whose sum is σ = 191329610976. Its totient is φ = 81978618240.

The previous prime is 133231331083. The next prime is 133231331111. The reversal of 133231331103 is 301133132331.

It is not a de Polignac number, because 133231331103 - 2¹⁰ = 133231330079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133231331113) 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, 128101 + ... + 531857.

It is an arithmetic number, because the mean of its divisors is an integer number (11958100686).

Almost surely, 2^133231331103 is an apocalyptic number.

133231331103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133231331103 is a deficient number, since it is larger than the sum of its proper divisors (58098279873).

133231331103 is a wasteful number, since it uses less digits than its factorization.

133231331103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412234.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 133231331103 its reverse (301133132331), we get a palindrome (434364463434).

The spelling of 133231331103 in words is "one hundred thirty-three billion, two hundred thirty-one million, three hundred thirty-one thousand, one hundred three".