33213301123213 has 4 divisors (see below), whose sum is σ = 33213715174368. Its totient is φ = 33212887072060.

The previous prime is 33213301123187. The next prime is 33213301123259. The reversal of 33213301123213 is 31232110331233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33213301123213 is a prime.

It is a super-2 number, since 2×33213301123213² (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 (33213301123273) 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, 206905231 + ... + 207065692.

It is an arithmetic number, because the mean of its divisors is an integer number (8303428793592).

Almost surely, 2^{33213301123213} is an apocalyptic number.

It is an amenable number.

33213301123213 is a deficient number, since it is larger than the sum of its proper divisors (414051155).

33213301123213 is an equidigital number, since it uses as much as digits as its factorization.

33213301123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414051154.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 33213301123213 its reverse (31232110331233), we get a palindrome (64445411454446).

The spelling of 33213301123213 in words is "thirty-three trillion, two hundred thirteen billion, three hundred one million, one hundred twenty-three thousand, two hundred thirteen".