22661031030 has 64 divisors (see below), whose sum is σ = 59906815488. Its totient is φ = 5440239360.

The previous prime is 22661030999. The next prime is 22661031053. The reversal of 22661031030 is 3013016622.

It is a happy number.

22661031030 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 299359 + ... + 367338.

It is an arithmetic number, because the mean of its divisors is an integer number (936043992).

Almost surely, 2^22661031030 is an apocalyptic number.

22661031030 is an abundant number, since it is smaller than the sum of its proper divisors (37245784458).

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

22661031030 is a wasteful number, since it uses less digits than its factorization.

22661031030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666821.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 22661031030 its reverse (3013016622), we get a palindrome (25674047652).

The spelling of 22661031030 in words is "twenty-two billion, six hundred sixty-one million, thirty-one thousand, thirty".