33221013233047 has 2 divisors, whose sum is σ = 33221013233048. Its totient is φ = 33221013233046.

The previous prime is 33221013233033. The next prime is 33221013233117. The reversal of 33221013233047 is 74033231012233.

It is a weak prime.

It is an emirp because it is prime and its reverse (74033231012233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33221013233047 - 2⁴³ = 24424920210839 is a prime.

It is a super-3 number, since 3×33221013233047³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33221013233027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16610506616523 + 16610506616524.

It is an arithmetic number, because the mean of its divisors is an integer number (16610506616524).

Almost surely, 2^{33221013233047} is an apocalyptic number.

33221013233047 is a deficient number, since it is larger than the sum of its proper divisors (1).

33221013233047 is an equidigital number, since it uses as much as digits as its factorization.

33221013233047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 34.

The spelling of 33221013233047 in words is "thirty-three trillion, two hundred twenty-one billion, thirteen million, two hundred thirty-three thousand, forty-seven".