133223143524 has 192 divisors, whose sum is σ = 350691102720. Its totient is φ = 39156480000.

The previous prime is 133223143519. The next prime is 133223143541. The reversal of 133223143524 is 425341322331.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 129216889 + ... + 129217919.

It is an arithmetic number, because the mean of its divisors is an integer number (1826516160).

Almost surely, 2^133223143524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133223143524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175345551360).

133223143524 is an abundant number, since it is smaller than the sum of its proper divisors (217467959196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133223143524 is a wasteful number, since it uses less digits than its factorization.

133223143524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722 (or 1720 counting only the distinct ones).

The product of its digits is 51840, while the sum is 33.

Adding to 133223143524 its reverse (425341322331), we get a palindrome (558564465855).

The spelling of 133223143524 in words is "one hundred thirty-three billion, two hundred twenty-three million, one hundred forty-three thousand, five hundred twenty-four".