110202020021001 has 16 divisors (see below), whose sum is σ = 150385195825920. Its totient is φ = 71744157241680.

The previous prime is 110202020020993. The next prime is 110202020021003. The reversal of 110202020021001 is 100120020202011.

It is not a de Polignac number, because 110202020021001 - 2³ = 110202020020993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110202020021003) 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, 90449991 + ... + 91660268.

It is an arithmetic number, because the mean of its divisors is an integer number (9399074739120).

Almost surely, 2^{110202020021001} is an apocalyptic number.

It is an amenable number.

110202020021001 is a deficient number, since it is larger than the sum of its proper divisors (40183175804919).

110202020021001 is a wasteful number, since it uses less digits than its factorization.

110202020021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182114996.

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

Adding to 110202020021001 its reverse (100120020202011), we get a palindrome (210322040223012).

The spelling of 110202020021001 in words is "one hundred ten trillion, two hundred two billion, twenty million, twenty-one thousand, one".