1111210221110 has 64 divisors (see below), whose sum is σ = 2193513799680. Its totient is φ = 401952257280.

The previous prime is 1111210221103. The next prime is 1111210221133. The reversal of 1111210221110 is 111220121111.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 15932474 + ... + 16002066.

It is an arithmetic number, because the mean of its divisors is an integer number (34273653120).

Almost surely, 2^{1111210221110} is an apocalyptic number.

1111210221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111210221110 is a deficient number, since it is larger than the sum of its proper divisors (1082303578570).

1111210221110 is a wasteful number, since it uses less digits than its factorization.

1111210221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70373.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111210221110 its reverse (111220121111), we get a palindrome (1222430342221).

Subtracting from 1111210221110 its reverse (111220121111), we obtain a palindrome (999990099999).

The spelling of 1111210221110 in words is "one trillion, one hundred eleven billion, two hundred ten million, two hundred twenty-one thousand, one hundred ten".