11111200022210 has 16 divisors (see below), whose sum is σ = 20010175178616. Its totient is φ = 4442254422528.

The previous prime is 11111200022191. The next prime is 11111200022227. The reversal of 11111200022210 is 1222000211111.

It can be written as a sum of positive squares in 4 ways, for example, as 7305825179041 + 3805374843169 = 2702929^2 + 1950737^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 278177327 + ... + 278217266.

Almost surely, 2^{11111200022210} is an apocalyptic number.

11111200022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111200022210 is a deficient number, since it is larger than the sum of its proper divisors (8898975156406).

11111200022210 is a wasteful number, since it uses less digits than its factorization.

11111200022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556396597.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11111200022210 its reverse (1222000211111), we get a palindrome (12333200233321).

The spelling of 11111200022210 in words is "eleven trillion, one hundred eleven billion, two hundred million, twenty-two thousand, two hundred ten".