33211211131223 has 4 divisors (see below), whose sum is σ = 33213921598968. Its totient is φ = 33208500663480.

The previous prime is 33211211131207. The next prime is 33211211131249. The reversal of 33211211131223 is 32213111211233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33211211131223 - 2⁴ = 33211211131207 is a prime.

It is a super-2 number, since 2×33211211131223² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33211211131192 and 33211211131201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33211211131283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355215493 + ... + 1355239998.

It is an arithmetic number, because the mean of its divisors is an integer number (8303480399742).

Almost surely, 2^{33211211131223} is an apocalyptic number.

33211211131223 is a deficient number, since it is larger than the sum of its proper divisors (2710467745).

33211211131223 is a wasteful number, since it uses less digits than its factorization.

33211211131223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710467744.

The product of its digits is 1296, while the sum is 26.

Adding to 33211211131223 its reverse (32213111211233), we get a palindrome (65424322342456).

The spelling of 33211211131223 in words is "thirty-three trillion, two hundred eleven billion, two hundred eleven million, one hundred thirty-one thousand, two hundred twenty-three".