1110220110021 has 16 divisors (see below), whose sum is σ = 1614903833088. Its totient is φ = 672844748400.

The previous prime is 1110220110019. The next prime is 1110220110067. The reversal of 1110220110021 is 1200110220111.

It is not a de Polignac number, because 1110220110021 - 2¹ = 1110220110019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1110220109979 and 1110220110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110220110721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1101720 + ... + 1853166.

It is an arithmetic number, because the mean of its divisors is an integer number (100931489568).

Almost surely, 2^{1110220110021} is an apocalyptic number.

1110220110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110220110021 is a deficient number, since it is larger than the sum of its proper divisors (504683723067).

1110220110021 is a wasteful number, since it uses less digits than its factorization.

1110220110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796232.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1110220110021 its reverse (1200110220111), we get a palindrome (2310330330132).

The spelling of 1110220110021 in words is "one trillion, one hundred ten billion, two hundred twenty million, one hundred ten thousand, twenty-one".