110102110122021 has 16 divisors (see below), whose sum is σ = 154729185935040. Its totient is φ = 69448215957120.

The previous prime is 110102110122013. The next prime is 110102110122023. The reversal of 110102110122021 is 120221011201011.

It is a happy number.

It is not a de Polignac number, because 110102110122021 - 2³ = 110102110122013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102110122023) 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, 1249384120 + ... + 1249472241.

It is an arithmetic number, because the mean of its divisors is an integer number (9670574120940).

Almost surely, 2^{110102110122021} is an apocalyptic number.

It is an amenable number.

110102110122021 is a deficient number, since it is larger than the sum of its proper divisors (44627075813019).

110102110122021 is a wasteful number, since it uses less digits than its factorization.

110102110122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498857156.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110102110122021 its reverse (120221011201011), we get a palindrome (230323121323032).

The spelling of 110102110122021 in words is "one hundred ten trillion, one hundred two billion, one hundred ten million, one hundred twenty-two thousand, twenty-one".