11112200221101 has 48 divisors (see below), whose sum is σ = 18073809432000. Its totient is φ = 6046884410112.

The previous prime is 11112200221097. The next prime is 11112200221121. The reversal of 11112200221101 is 10112200221111.

It is a happy number.

It is not a de Polignac number, because 11112200221101 - 2² = 11112200221097 is a prime.

It is a super-2 number, since 2×11112200221101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112200221121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17542651 + ... + 18165048.

It is an arithmetic number, because the mean of its divisors is an integer number (376537696500).

Almost surely, 2^{11112200221101} is an apocalyptic number.

It is an amenable number.

11112200221101 is a deficient number, since it is larger than the sum of its proper divisors (6961609210899).

11112200221101 is a wasteful number, since it uses less digits than its factorization.

11112200221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35707818 (or 35707811 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11112200221101 its reverse (10112200221111), we get a palindrome (21224400442212).

The spelling of 11112200221101 in words is "eleven trillion, one hundred twelve billion, two hundred million, two hundred twenty-one thousand, one hundred one".