110021121220121 has 8 divisors (see below), whose sum is σ = 110680071154560. Its totient is φ = 109364129533152.

The previous prime is 110021121220111. The next prime is 110021121220141. The reversal of 110021121220121 is 121022121120011.

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

It is a cyclic number.

It is not a de Polignac number, because 110021121220121 - 2²² = 110021117025817 is a prime.

It is a super-2 number, since 2×110021121220121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110021121220121.

It is not an unprimeable number, because it can be changed into a prime (110021121220111) 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 7 ways as a sum of consecutive naturals, for example, 489449165 + ... + 489673898.

It is an arithmetic number, because the mean of its divisors is an integer number (13835008894320).

Almost surely, 2^{110021121220121} is an apocalyptic number.

It is an amenable number.

110021121220121 is a deficient number, since it is larger than the sum of its proper divisors (658949934439).

110021121220121 is an equidigital number, since it uses as much as digits as its factorization.

110021121220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979123735.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 110021121220121 its reverse (121022121120011), we get a palindrome (231043242340132).

The spelling of 110021121220121 in words is "one hundred ten trillion, twenty-one billion, one hundred twenty-one million, two hundred twenty thousand, one hundred twenty-one".