22002021106 has 12 divisors (see below), whose sum is σ = 35737011162. Its totient is φ = 10154778816.

The previous prime is 22002021073. The next prime is 22002021113. The reversal of 22002021106 is 60112020022.

It can be written as a sum of positive squares in 3 ways, for example, as 6813677025 + 15188344081 = 82545^2 + 123241^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22002021106.

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 5 ways as a sum of consecutive naturals, for example, 32547031 + ... + 32547706.

Almost surely, 2^22002021106 is an apocalyptic number.

22002021106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22002021106 is a deficient number, since it is larger than the sum of its proper divisors (13734990056).

22002021106 is a wasteful number, since it uses less digits than its factorization.

22002021106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65094765 (or 65094752 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22002021106 its reverse (60112020022), we get a palindrome (82114041128).

The spelling of 22002021106 in words is "twenty-two billion, two million, twenty-one thousand, one hundred six".