133012121223 has 8 divisors (see below), whose sum is σ = 179594425600. Its totient is φ = 87552282168.

The previous prime is 133012121219. The next prime is 133012121233. The reversal of 133012121223 is 322121210331.

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

It is not a de Polignac number, because 133012121223 - 2² = 133012121219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133012121223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133012121213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280616053 + ... + 280616526.

It is an arithmetic number, because the mean of its divisors is an integer number (22449303200).

Almost surely, 2^133012121223 is an apocalyptic number.

133012121223 is a deficient number, since it is larger than the sum of its proper divisors (46582304377).

133012121223 is an equidigital number, since it uses as much as digits as its factorization.

133012121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561232661.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 133012121223 its reverse (322121210331), we get a palindrome (455133331554).

The spelling of 133012121223 in words is "one hundred thirty-three billion, twelve million, one hundred twenty-one thousand, two hundred twenty-three".