133213111001303 has 24 divisors (see below), whose sum is σ = 140543742463488. Its totient is φ = 126021617753328.

The previous prime is 133213111001249. The next prime is 133213111001389. The reversal of 133213111001303 is 303100111312331.

It is not a de Polignac number, because 133213111001303 - 2³⁰ = 133212037259479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133213111001603) 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 23 ways as a sum of consecutive naturals, for example, 151669550 + ... + 152545332.

It is an arithmetic number, because the mean of its divisors is an integer number (5855989269312).

Almost surely, 2^{133213111001303} is an apocalyptic number.

133213111001303 is a deficient number, since it is larger than the sum of its proper divisors (7330631462185).

133213111001303 is an equidigital number, since it uses as much as digits as its factorization.

133213111001303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876371 (or 876172 counting only the distinct ones).

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

Adding to 133213111001303 its reverse (303100111312331), we get a palindrome (436313222313634).

The spelling of 133213111001303 in words is "one hundred thirty-three trillion, two hundred thirteen billion, one hundred eleven million, one thousand, three hundred three".