110021022000021 has 16 divisors (see below), whose sum is σ = 160041429900288. Its totient is φ = 66674885420400.

The previous prime is 110021022000013. The next prime is 110021022000031. The reversal of 110021022000021 is 120000220120011.

It is not a de Polignac number, because 110021022000021 - 2³ = 110021022000013 is a prime.

It is a super-3 number, since 3×110021022000021³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110021021999970 and 110021022000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021022000011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112552285 + ... + 113525586.

It is an arithmetic number, because the mean of its divisors is an integer number (10002589368768).

Almost surely, 2^{110021022000021} is an apocalyptic number.

110021022000021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021022000021 is a deficient number, since it is larger than the sum of its proper divisors (50020407900267).

110021022000021 is a wasteful number, since it uses less digits than its factorization.

110021022000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226092632.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110021022000021 its reverse (120000220120011), we get a palindrome (230021242120032).

The spelling of 110021022000021 in words is "one hundred ten trillion, twenty-one billion, twenty-two million, twenty-one", and thus it is an aban number.