22011100112002 has 8 divisors (see below), whose sum is σ = 34155155346300. Its totient is φ = 10626048329904.

The previous prime is 22011100111981. The next prime is 22011100112003. The reversal of 22011100112002 is 20021100111022.

It can be written as a sum of positive squares in 2 ways, for example, as 19845608335281 + 2165491776721 = 4454841^2 + 1471561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22011100112003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 189750862977 + ... + 189750863092.

Almost surely, 2^{22011100112002} is an apocalyptic number.

22011100112002 is a deficient number, since it is larger than the sum of its proper divisors (12144055234298).

22011100112002 is a wasteful number, since it uses less digits than its factorization.

22011100112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379501726100.

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

Adding to 22011100112002 its reverse (20021100111022), we get a palindrome (42032200223024).

The spelling of 22011100112002 in words is "twenty-two trillion, eleven billion, one hundred million, one hundred twelve thousand, two".