110220122000021 has 16 divisors (see below), whose sum is σ = 120505256988480. Its totient is φ = 99979201582080.

The previous prime is 110220121999991. The next prime is 110220122000033. The reversal of 110220122000021 is 120000221022011.

It is a cyclic number.

It is not a de Polignac number, because 110220122000021 - 2²⁶ = 110220054891157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110220122030021) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 81195215 + ... + 82541523.

It is an arithmetic number, because the mean of its divisors is an integer number (7531578561780).

Almost surely, 2^{110220122000021} is an apocalyptic number.

110220122000021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110220122000021 is a deficient number, since it is larger than the sum of its proper divisors (10285134988459).

110220122000021 is a wasteful number, since it uses less digits than its factorization.

110220122000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362724.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 110220122000021 its reverse (120000221022011), we get a palindrome (230220343022032).

The spelling of 110220122000021 in words is "one hundred ten trillion, two hundred twenty billion, one hundred twenty-two million, twenty-one", and thus it is an aban number.