22111112002 has 32 divisors (see below), whose sum is σ = 39242459520. Its totient is φ = 9142277760.

The previous prime is 22111111969. The next prime is 22111112039. The reversal of 22111112002 is 20021111122.

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 in 15 ways as a sum of consecutive naturals, for example, 515713 + ... + 556939.

It is an arithmetic number, because the mean of its divisors is an integer number (1226326860).

Almost surely, 2^22111112002 is an apocalyptic number.

22111112002 is a deficient number, since it is larger than the sum of its proper divisors (17131347518).

22111112002 is a wasteful number, since it uses less digits than its factorization.

22111112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42586.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22111112002 its reverse (20021111122), we get a palindrome (42132223124).

The spelling of 22111112002 in words is "twenty-two billion, one hundred eleven million, one hundred twelve thousand, two".