133311213121223 has 8 divisors (see below), whose sum is σ = 136413517667856. Its totient is φ = 130209001473600.

The previous prime is 133311213121199. The next prime is 133311213121271. The reversal of 133311213121223 is 322121312113331.

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

It is a cyclic number.

It is not a de Polignac number, because 133311213121223 - 2²² = 133311208926919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133311213123223) 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, 20317148 + ... + 26065473.

It is an arithmetic number, because the mean of its divisors is an integer number (17051689708482).

Almost surely, 2^{133311213121223} is an apocalyptic number.

133311213121223 is a deficient number, since it is larger than the sum of its proper divisors (3102304546633).

133311213121223 is an equidigital number, since it uses as much as digits as its factorization.

133311213121223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46449505.

The product of its digits is 3888, while the sum is 29.

Adding to 133311213121223 its reverse (322121312113331), we get a palindrome (455432525234554).

The spelling of 133311213121223 in words is "one hundred thirty-three trillion, three hundred eleven billion, two hundred thirteen million, one hundred twenty-one thousand, two hundred twenty-three".