133301110031 has 4 divisors (see below), whose sum is σ = 133302330600. Its totient is φ = 133299889464.

The previous prime is 133301110021. The next prime is 133301110049. The reversal of 133301110031 is 130011103331.

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 133301110031 - 2²² = 133296915727 is a prime.

It is a super-2 number, since 2×133301110031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133301109991 and 133301110009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133301110021) 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, 428396 + ... + 670913.

It is an arithmetic number, because the mean of its divisors is an integer number (33325582650).

Almost surely, 2^133301110031 is an apocalyptic number.

133301110031 is a deficient number, since it is larger than the sum of its proper divisors (1220569).

133301110031 is a wasteful number, since it uses less digits than its factorization.

133301110031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220568.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 133301110031 its reverse (130011103331), we get a palindrome (263312213362).

The spelling of 133301110031 in words is "one hundred thirty-three billion, three hundred one million, one hundred ten thousand, thirty-one".