33220234139 has 4 divisors (see below), whose sum is σ = 33226305024. Its totient is φ = 33214163256.

The previous prime is 33220234127. The next prime is 33220234141. The reversal of 33220234139 is 93143202233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93143202233 = 38453 ⋅2422261.

It is a cyclic number.

It is not a de Polignac number, because 33220234139 - 2¹⁶ = 33220168603 is a prime.

It is a super-2 number, since 2×33220234139² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33220234339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027227 + ... + 3038180.

It is an arithmetic number, because the mean of its divisors is an integer number (8306576256).

Almost surely, 2^33220234139 is an apocalyptic number.

33220234139 is a deficient number, since it is larger than the sum of its proper divisors (6070885).

33220234139 is an equidigital number, since it uses as much as digits as its factorization.

33220234139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070884.

The product of its (nonzero) digits is 23328, while the sum is 32.

The spelling of 33220234139 in words is "thirty-three billion, two hundred twenty million, two hundred thirty-four thousand, one hundred thirty-nine".