201120100111001 has 8 divisors (see below), whose sum is σ = 207608799462144. Its totient is φ = 194631460396560.

The previous prime is 201120100110983. The next prime is 201120100111033. The reversal of 201120100111001 is 100111001021102.

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 201120100111001 - 2²⁶ = 201120033002137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201120100113001) 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, 8004770 + ... + 21594363.

It is an arithmetic number, because the mean of its divisors is an integer number (25951099932768).

Almost surely, 2^{201120100111001} is an apocalyptic number.

It is an amenable number.

201120100111001 is a deficient number, since it is larger than the sum of its proper divisors (6488699351143).

201120100111001 is a wasteful number, since it uses less digits than its factorization.

201120100111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29818351.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 201120100111001 its reverse (100111001021102), we get a palindrome (301231101132103).

The spelling of 201120100111001 in words is "two hundred one trillion, one hundred twenty billion, one hundred million, one hundred eleven thousand, one".