11112222200001 has 32 divisors (see below), whose sum is σ = 16184190355200. Its totient is φ = 6740540620800.

The previous prime is 11112222199951. The next prime is 11112222200003. The reversal of 11112222200001 is 10000222221111.

It is not a de Polignac number, because 11112222200001 - 2¹¹ = 11112222197953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112222200003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12647425 + ... + 13497473.

It is an arithmetic number, because the mean of its divisors is an integer number (505755948600).

Almost surely, 2^{11112222200001} is an apocalyptic number.

It is an amenable number.

11112222200001 is a deficient number, since it is larger than the sum of its proper divisors (5071968155199).

11112222200001 is a wasteful number, since it uses less digits than its factorization.

11112222200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854857.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11112222200001 its reverse (10000222221111), we get a palindrome (21112444421112).

The spelling of 11112222200001 in words is "eleven trillion, one hundred twelve billion, two hundred twenty-two million, two hundred thousand, one".