22122210330 has 96 divisors (see below), whose sum is σ = 66437661888. Its totient is φ = 5047488000.

The previous prime is 22122210311. The next prime is 22122210353. The reversal of 22122210330 is 3301222122.

22122210330 is a `hidden beast` number, since 2 + 2 + 122 + 210 + 330 = 666.

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

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, 640396 + ... + 674055.

It is an arithmetic number, because the mean of its divisors is an integer number (692058978).

Almost surely, 2^22122210330 is an apocalyptic number.

22122210330 is an abundant number, since it is smaller than the sum of its proper divisors (44315451558).

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

22122210330 is a wasteful number, since it uses less digits than its factorization.

22122210330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314492 (or 1314489 counting only the distinct ones).

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

Adding to 22122210330 its reverse (3301222122), we get a palindrome (25423432452).

The spelling of 22122210330 in words is "twenty-two billion, one hundred twenty-two million, two hundred ten thousand, three hundred thirty".