30222444040 has 32 divisors (see below), whose sum is σ = 68300081280. Its totient is φ = 12035718592.

The previous prime is 30222444023. The next prime is 30222444097. The reversal of 30222444040 is 4044422203.

It is a super-2 number, since 2×30222444040² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30222443996 and 30222444014.

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, 1655152 + ... + 1673311.

It is an arithmetic number, because the mean of its divisors is an integer number (2134377540).

Almost surely, 2^30222444040 is an apocalyptic number.

It is an amenable number.

30222444040 is an abundant number, since it is smaller than the sum of its proper divisors (38077637240).

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

30222444040 is a wasteful number, since it uses less digits than its factorization.

30222444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3328701 (or 3328697 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 30222444040 its reverse (4044422203), we get a palindrome (34266866243).

The spelling of 30222444040 in words is "thirty billion, two hundred twenty-two million, four hundred forty-four thousand, forty".