33120022 has 16 divisors (see below), whose sum is σ = 53610480. Its totient is φ = 15255072.

The previous prime is 33120013. The next prime is 33120047. The reversal of 33120022 is 22002133.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 33119984 and 33120011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16168 + ... + 18100.

It is an arithmetic number, because the mean of its divisors is an integer number (3350655).

Almost surely, 2^33120022 is an apocalyptic number.

33120022 is a deficient number, since it is larger than the sum of its proper divisors (20490458).

33120022 is a wasteful number, since it uses less digits than its factorization.

33120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 33120022 is about 5754.9997393571. Note that the first 3 decimals coincide. The cubic root of 33120022 is about 321.1418258325.

Adding to 33120022 its reverse (22002133), we get a palindrome (55122155).

The spelling of 33120022 in words is "thirty-three million, one hundred twenty thousand, twenty-two".