201054025121 has 8 divisors (see below), whose sum is σ = 201175617600. Its totient is φ = 200932473040.

The previous prime is 201054025019. The next prime is 201054025141. The reversal of 201054025121 is 121520450102.

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 201054025121 - 2²⁶ = 200986916257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201054025141) 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, 19592690 + ... + 19602948.

It is an arithmetic number, because the mean of its divisors is an integer number (25146952200).

Almost surely, 2^201054025121 is an apocalyptic number.

It is an amenable number.

201054025121 is a deficient number, since it is larger than the sum of its proper divisors (121592479).

201054025121 is a wasteful number, since it uses less digits than its factorization.

201054025121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20199.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 201054025121 its reverse (121520450102), we get a palindrome (322574475223).

The spelling of 201054025121 in words is "two hundred one billion, fifty-four million, twenty-five thousand, one hundred twenty-one".