33113012121223 has 4 divisors (see below), whose sum is σ = 33120070964568. Its totient is φ = 33105953277880.

The previous prime is 33113012121131. The next prime is 33113012121247. The reversal of 33113012121223 is 32212121031133.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33113012121223 is a prime.

It is a super-2 number, since 2×33113012121223² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33113010121223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3529414636 + ... + 3529424017.

It is an arithmetic number, because the mean of its divisors is an integer number (8280017741142).

Almost surely, 2^{33113012121223} is an apocalyptic number.

33113012121223 is a deficient number, since it is larger than the sum of its proper divisors (7058843345).

33113012121223 is an equidigital number, since it uses as much as digits as its factorization.

33113012121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7058843344.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 33113012121223 its reverse (32212121031133), we get a palindrome (65325133152356).

The spelling of 33113012121223 in words is "thirty-three trillion, one hundred thirteen billion, twelve million, one hundred twenty-one thousand, two hundred twenty-three".