33120120222 has 96 divisors (see below), whose sum is σ = 88855633152. Its totient is φ = 8699104512.

The previous prime is 33120120211. The next prime is 33120120233. The reversal of 33120120222 is 22202102133.

It is an interprime number because it is at equal distance from previous prime (33120120211) and next prime (33120120233).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 33120120195 and 33120120204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87688 + ... + 271899.

It is an arithmetic number, because the mean of its divisors is an integer number (925579512).

Almost surely, 2^33120120222 is an apocalyptic number.

33120120222 is an abundant number, since it is smaller than the sum of its proper divisors (55735512930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33120120222 is a wasteful number, since it uses less digits than its factorization.

33120120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359662 (or 359659 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 33120120222 its reverse (22202102133), we get a palindrome (55322222355).

The spelling of 33120120222 in words is "thirty-three billion, one hundred twenty million, one hundred twenty thousand, two hundred twenty-two".