22015005030 has 24 divisors (see below), whose sum is σ = 57239013312. Its totient is φ = 5870667984.

The previous prime is 22015005017. The next prime is 22015005079. The reversal of 22015005030 is 3050051022.

It is a happy number.

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 = 22015004994 and 22015005012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122305494 + ... + 122305673.

It is an arithmetic number, because the mean of its divisors is an integer number (2384958888).

Almost surely, 2^22015005030 is an apocalyptic number.

22015005030 is an abundant number, since it is smaller than the sum of its proper divisors (35224008282).

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

22015005030 is a wasteful number, since it uses less digits than its factorization.

22015005030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244611180 (or 244611177 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

Adding to 22015005030 its reverse (3050051022), we get a palindrome (25065056052).

The spelling of 22015005030 in words is "twenty-two billion, fifteen million, five thousand, thirty".