1111200022010 has 32 divisors (see below), whose sum is σ = 2176224905232. Its totient is φ = 406059448320.

The previous prime is 1111200021979. The next prime is 1111200022151. The reversal of 1111200022010 is 102200021111.

It can be written as a sum of positive squares in 8 ways, for example, as 591190294321 + 520009727689 = 768889^2 + 721117^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111200021982 and 1111200022000.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 44047661 + ... + 44072880.

Almost surely, 2^{1111200022010} is an apocalyptic number.

1111200022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111200022010 is a deficient number, since it is larger than the sum of its proper divisors (1065024883222).

1111200022010 is a wasteful number, since it uses less digits than its factorization.

1111200022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88120658.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1111200022010 its reverse (102200021111), we get a palindrome (1213400043121).

The spelling of 1111200022010 in words is "one trillion, one hundred eleven billion, two hundred million, twenty-two thousand, ten".