1100221212110 has 64 divisors (see below), whose sum is σ = 2178290911104. Its totient is φ = 398406758400.

The previous prime is 1100221212089. The next prime is 1100221212113. The reversal of 1100221212110 is 112121220011.

It is a super-2 number, since 2×1100221212110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100221212113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 616757 + ... + 1606496.

It is an arithmetic number, because the mean of its divisors is an integer number (34035795486).

Almost surely, 2^{1100221212110} is an apocalyptic number.

1100221212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100221212110 is a deficient number, since it is larger than the sum of its proper divisors (1078069698994).

1100221212110 is a wasteful number, since it uses less digits than its factorization.

1100221212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223389.

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

Adding to 1100221212110 its reverse (112121220011), we get a palindrome (1212342432121).

The spelling of 1100221212110 in words is "one trillion, one hundred billion, two hundred twenty-one million, two hundred twelve thousand, one hundred ten".