133113213111 has 8 divisors (see below), whose sum is σ = 177748007920. Its totient is φ = 88610280192.

The previous prime is 133113213109. The next prime is 133113213137. The reversal of 133113213111 is 111312311331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133113213111 - 2¹ = 133113213109 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 (133113213011) 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 7 ways as a sum of consecutive naturals, for example, 32963116 + ... + 32967153.

It is an arithmetic number, because the mean of its divisors is an integer number (22218500990).

Almost surely, 2^133113213111 is an apocalyptic number.

133113213111 is a deficient number, since it is larger than the sum of its proper divisors (44634794809).

133113213111 is an equidigital number, since it uses as much as digits as its factorization.

133113213111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65930945.

The product of its digits is 162, while the sum is 21.

Adding to 133113213111 its reverse (111312311331), we get a palindrome (244425524442).

The spelling of 133113213111 in words is "one hundred thirty-three billion, one hundred thirteen million, two hundred thirteen thousand, one hundred eleven".