133113113321 has 16 divisors (see below), whose sum is σ = 134546995968. Its totient is φ = 131688018000.

The previous prime is 133113113291. The next prime is 133113113323. The reversal of 133113113321 is 123311311331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133113113321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133113113323) 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 15 ways as a sum of consecutive naturals, for example, 52591826 + ... + 52594356.

It is an arithmetic number, because the mean of its divisors is an integer number (8409187248).

Almost surely, 2^133113113321 is an apocalyptic number.

It is an amenable number.

133113113321 is a deficient number, since it is larger than the sum of its proper divisors (1433882647).

133113113321 is a wasteful number, since it uses less digits than its factorization.

133113113321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052.

The product of its digits is 486, while the sum is 23.

Adding to 133113113321 its reverse (123311311331), we get a palindrome (256424424652).

The spelling of 133113113321 in words is "one hundred thirty-three billion, one hundred thirteen million, one hundred thirteen thousand, three hundred twenty-one".