133223312013 has 16 divisors (see below), whose sum is σ = 193896388416. Its totient is φ = 80692640640.

The previous prime is 133223312003. The next prime is 133223312017. The reversal of 133223312013 is 310213322331.

It is not a de Polignac number, because 133223312013 - 2²⁵ = 133189757581 is a prime.

It is a super-2 number, since 2×133223312013² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223312017) 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 15 ways as a sum of consecutive naturals, for example, 1163506 + ... + 1272867.

It is an arithmetic number, because the mean of its divisors is an integer number (12118524276).

Almost surely, 2^133223312013 is an apocalyptic number.

It is an amenable number.

133223312013 is a deficient number, since it is larger than the sum of its proper divisors (60673076403).

133223312013 is a wasteful number, since it uses less digits than its factorization.

133223312013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438044.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133223312013 its reverse (310213322331), we get a palindrome (443436634344).

The spelling of 133223312013 in words is "one hundred thirty-three billion, two hundred twenty-three million, three hundred twelve thousand, thirteen".