33133212253 has 2 divisors, whose sum is σ = 33133212254. Its totient is φ = 33133212252.

The previous prime is 33133212241. The next prime is 33133212349. The reversal of 33133212253 is 35221233133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32476725369 + 656486884 = 180213^2 + 25622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33133212253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33133212053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16566606126 + 16566606127.

It is an arithmetic number, because the mean of its divisors is an integer number (16566606127).

Almost surely, 2^33133212253 is an apocalyptic number.

It is an amenable number.

33133212253 is a deficient number, since it is larger than the sum of its proper divisors (1).

33133212253 is an equidigital number, since it uses as much as digits as its factorization.

33133212253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 28.

Adding to 33133212253 its reverse (35221233133), we get a palindrome (68354445386).

The spelling of 33133212253 in words is "thirty-three billion, one hundred thirty-three million, two hundred twelve thousand, two hundred fifty-three".