33422222320 has 80 divisors (see below), whose sum is σ = 78090314400. Its totient is φ = 13303065600.

The previous prime is 33422222297. The next prime is 33422222363. The reversal of 33422222320 is 2322222433.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×33422222320² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18454215 + ... + 18456025.

It is an arithmetic number, because the mean of its divisors is an integer number (976128930).

Almost surely, 2^33422222320 is an apocalyptic number.

It is an amenable number.

33422222320 is an abundant number, since it is smaller than the sum of its proper divisors (44668092080).

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

33422222320 is a wasteful number, since it uses less digits than its factorization.

33422222320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834 (or 2828 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 33422222320 its reverse (2322222433), we get a palindrome (35744444753).

The spelling of 33422222320 in words is "thirty-three billion, four hundred twenty-two million, two hundred twenty-two thousand, three hundred twenty".