33120220022 has 4 divisors (see below), whose sum is σ = 49680330036. Its totient is φ = 16560110010.

The previous prime is 33120220019. The next prime is 33120220043. The reversal of 33120220022 is 22002202133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22002202133 = 9859 ⋅2231687.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8280055004 + ... + 8280055007.

It is an arithmetic number, because the mean of its divisors is an integer number (12420082509).

Almost surely, 2^33120220022 is an apocalyptic number.

33120220022 is a deficient number, since it is larger than the sum of its proper divisors (16560110014).

33120220022 is a wasteful number, since it uses less digits than its factorization.

33120220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16560110013.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 33120220022 its reverse (22002202133), we get a palindrome (55122422155).

The spelling of 33120220022 in words is "thirty-three billion, one hundred twenty million, two hundred twenty thousand, twenty-two".