133103313111 has 12 divisors (see below), whose sum is σ = 181905228776. Its totient is φ = 86571257280.

The previous prime is 133103313097. The next prime is 133103313143. The reversal of 133103313111 is 111313301331.

It is not a de Polignac number, because 133103313111 - 2⁶ = 133103313047 is a prime.

It is a super-2 number, since 2×133103313111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133103313311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13191796 + ... + 13201881.

Almost surely, 2^133103313111 is an apocalyptic number.

133103313111 is a deficient number, since it is larger than the sum of its proper divisors (48801915665).

133103313111 is an equidigital number, since it uses as much as digits as its factorization.

133103313111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26393762 (or 26393721 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 133103313111 its reverse (111313301331), we get a palindrome (244416614442).

The spelling of 133103313111 in words is "one hundred thirty-three billion, one hundred three million, three hundred thirteen thousand, one hundred eleven".