133213131332113 has 4 divisors (see below), whose sum is σ = 152243578665280. Its totient is φ = 114182683998948.

The previous prime is 133213131332111. The next prime is 133213131332207. The reversal of 133213131332113 is 311233131312331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133213131332113 - 2¹ = 133213131332111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133213131332111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9515223666573 + ... + 9515223666586.

It is an arithmetic number, because the mean of its divisors is an integer number (38060894666320).

Almost surely, 2^{133213131332113} is an apocalyptic number.

It is an amenable number.

133213131332113 is a deficient number, since it is larger than the sum of its proper divisors (19030447333167).

133213131332113 is an equidigital number, since it uses as much as digits as its factorization.

133213131332113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19030447333166.

The product of its digits is 8748, while the sum is 31.

Adding to 133213131332113 its reverse (311233131312331), we get a palindrome (444446262644444).

The spelling of 133213131332113 in words is "one hundred thirty-three trillion, two hundred thirteen billion, one hundred thirty-one million, three hundred thirty-two thousand, one hundred thirteen".