22120011002 has 16 divisors (see below), whose sum is σ = 34254144000. Its totient is φ = 10702042320.

The previous prime is 22120010999. The next prime is 22120011013. The reversal of 22120011002 is 20011002122.

It is a happy number.

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, 844499 + ... + 870297.

It is an arithmetic number, because the mean of its divisors is an integer number (2140884000).

Almost surely, 2^22120011002 is an apocalyptic number.

22120011002 is a deficient number, since it is larger than the sum of its proper divisors (12134132998).

22120011002 is a wasteful number, since it uses less digits than its factorization.

22120011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39661.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22120011002 its reverse (20011002122), we get a palindrome (42131013124).

The spelling of 22120011002 in words is "twenty-two billion, one hundred twenty million, eleven thousand, two".