33224214013891 has 2 divisors, whose sum is σ = 33224214013892. Its totient is φ = 33224214013890.

The previous prime is 33224214013883. The next prime is 33224214014009. The reversal of 33224214013891 is 19831041242233.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33224214013891 - 2³ = 33224214013883 is a prime.

It is a super-2 number, since 2×33224214013891² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33224214013591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16612107006945 + 16612107006946.

It is an arithmetic number, because the mean of its divisors is an integer number (16612107006946).

Almost surely, 2^{33224214013891} is an apocalyptic number.

33224214013891 is a deficient number, since it is larger than the sum of its proper divisors (1).

33224214013891 is an equidigital number, since it uses as much as digits as its factorization.

33224214013891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 33224214013891 in words is "thirty-three trillion, two hundred twenty-four billion, two hundred fourteen million, thirteen thousand, eight hundred ninety-one".