110021232012121 has 12 divisors (see below), whose sum is σ = 113689737323136. Its totient is φ = 106467526761960.

The previous prime is 110021232012103. The next prime is 110021232012169. The reversal of 110021232012121 is 121210232120011.

It is not a de Polignac number, because 110021232012121 - 2⁹ = 110021232011609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021232016121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19707156 + ... + 24666058.

It is an arithmetic number, because the mean of its divisors is an integer number (9474144776928).

Almost surely, 2^{110021232012121} is an apocalyptic number.

It is an amenable number.

110021232012121 is a deficient number, since it is larger than the sum of its proper divisors (3668505311015).

110021232012121 is an equidigital number, since it uses as much as digits as its factorization.

110021232012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4982052 (or 4982021 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 110021232012121 its reverse (121210232120011), we get a palindrome (231231464132132).

The spelling of 110021232012121 in words is "one hundred ten trillion, twenty-one billion, two hundred thirty-two million, twelve thousand, one hundred twenty-one".