110021122012021 has 8 divisors (see below), whose sum is σ = 120024913852224. Its totient is φ = 100017642114720.

The previous prime is 110021122012019. The next prime is 110021122012033. The reversal of 110021122012021 is 120210221120011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 110021122012021 - 2¹ = 110021122012019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110021122011986 and 110021122012004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021122016021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77247961 + ... + 78659326.

It is an arithmetic number, because the mean of its divisors is an integer number (15003114231528).

Almost surely, 2^{110021122012021} is an apocalyptic number.

110021122012021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021122012021 is a deficient number, since it is larger than the sum of its proper divisors (10003791840203).

110021122012021 is a wasteful number, since it uses less digits than its factorization.

110021122012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155971451.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110021122012021 its reverse (120210221120011), we get a palindrome (230231343132032).

The spelling of 110021122012021 in words is "one hundred ten trillion, twenty-one billion, one hundred twenty-two million, twelve thousand, twenty-one".