220101001110 has 80 divisors (see below), whose sum is σ = 597064792896. Its totient is φ = 58174163712.

The previous prime is 220101001079. The next prime is 220101001139. The reversal of 220101001110 is 11100101022.

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 = 220101001092 and 220101001101.

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 1110814 + ... + 1293873.

Almost surely, 2^220101001110 is an apocalyptic number.

220101001110 is an abundant number, since it is smaller than the sum of its proper divisors (376963791786).

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

220101001110 is a wasteful number, since it uses less digits than its factorization.

220101001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404819 (or 2404810 counting only the distinct ones).

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

Adding to 220101001110 its reverse (11100101022), we get a palindrome (231201102132).

The spelling of 220101001110 in words is "two hundred twenty billion, one hundred one million, one thousand, one hundred ten".