22100111002 has 4 divisors (see below), whose sum is σ = 33150166506. Its totient is φ = 11050055500.

The previous prime is 22100110943. The next prime is 22100111021. The reversal of 22100111002 is 20011100122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21966500521 + 133610481 = 148211^2 + 11559^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22100111002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525027749 + ... + 5525027752.

Almost surely, 2^22100111002 is an apocalyptic number.

22100111002 is a deficient number, since it is larger than the sum of its proper divisors (11050055504).

22100111002 is a wasteful number, since it uses less digits than its factorization.

22100111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11050055503.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22100111002 its reverse (20011100122), we get a palindrome (42111211124).

The spelling of 22100111002 in words is "twenty-two billion, one hundred million, one hundred eleven thousand, two".