12210100110 has 64 divisors (see below), whose sum is σ = 35064912960. Its totient is φ = 3005562240.

The previous prime is 12210100109. The next prime is 12210100127. The reversal of 12210100110 is 1100101221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12210100092 and 12210100101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1735821 + ... + 1742840.

It is an arithmetic number, because the mean of its divisors is an integer number (547889265).

Almost surely, 2^12210100110 is an apocalyptic number.

12210100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210100110 is an abundant number, since it is smaller than the sum of its proper divisors (22854812850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12210100110 is a wasteful number, since it uses less digits than its factorization.

12210100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478690 (or 3478684 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12210100110 its reverse (1100101221), we get a palindrome (13310201331).

The spelling of 12210100110 in words is "twelve billion, two hundred ten million, one hundred thousand, one hundred ten".