110021022121021 has 8 divisors (see below), whose sum is σ = 120029898953088. Its totient is φ = 100013306244000.

The previous prime is 110021022121009. The next prime is 110021022121051. The reversal of 110021022121021 is 120121220120011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110021022121021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110021022120986 and 110021022121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021022121001) 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, 290040600 + ... + 290419681.

It is an arithmetic number, because the mean of its divisors is an integer number (15003737369136).

Almost surely, 2^{110021022121021} is an apocalyptic number.

110021022121021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021022121021 is a deficient number, since it is larger than the sum of its proper divisors (10008876832067).

110021022121021 is a wasteful number, since it uses less digits than its factorization.

110021022121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580477523.

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

Adding to 110021022121021 its reverse (120121220120011), we get a palindrome (230142242241032).

The spelling of 110021022121021 in words is "one hundred ten trillion, twenty-one billion, twenty-two million, one hundred twenty-one thousand, twenty-one".