33212442305233 has 2 divisors, whose sum is σ = 33212442305234. Its totient is φ = 33212442305232.

The previous prime is 33212442305219. The next prime is 33212442305257. The reversal of 33212442305233 is 33250324421233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26242905665089 + 6969536640144 = 5122783^2 + 2639988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33212442305233 is a prime.

It is a super-2 number, since 2×33212442305233² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33212442305192 and 33212442305201.

It is not a weakly prime, because it can be changed into another prime (33212442306233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16606221152616 + 16606221152617.

It is an arithmetic number, because the mean of its divisors is an integer number (16606221152617).

Almost surely, 2^{33212442305233} is an apocalyptic number.

It is an amenable number.

33212442305233 is a deficient number, since it is larger than the sum of its proper divisors (1).

33212442305233 is an equidigital number, since it uses as much as digits as its factorization.

33212442305233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 33212442305233 its reverse (33250324421233), we get a palindrome (66462766726466).

The spelling of 33212442305233 in words is "thirty-three trillion, two hundred twelve billion, four hundred forty-two million, three hundred five thousand, two hundred thirty-three".