33020123133213 has 24 divisors (see below), whose sum is σ = 49836445656192. Its totient is φ = 21027970722528.

The previous prime is 33020123133161. The next prime is 33020123133251. The reversal of 33020123133213 is 31233132102033.

33020123133213 is a `hidden beast` number, since 3 + 3 + 0 + 20 + 1 + 2 + 313 + 321 + 3 = 666.

It is not a de Polignac number, because 33020123133213 - 2¹⁰ = 33020123132189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33020123133713) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107193106 + ... + 107500707.

It is an arithmetic number, because the mean of its divisors is an integer number (2076518569008).

Almost surely, 2^{33020123133213} is an apocalyptic number.

It is an amenable number.

33020123133213 is a deficient number, since it is larger than the sum of its proper divisors (16816322522979).

33020123133213 is a wasteful number, since it uses less digits than its factorization.

33020123133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214694585 (or 214694582 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 33020123133213 its reverse (31233132102033), we get a palindrome (64253255235246).

The spelling of 33020123133213 in words is "thirty-three trillion, twenty billion, one hundred twenty-three million, one hundred thirty-three thousand, two hundred thirteen".