2201200011121 has 4 divisors (see below), whose sum is σ = 2207850162544. Its totient is φ = 2194549859700.

The previous prime is 2201200011089. The next prime is 2201200011139. The reversal of 2201200011121 is 1211100021022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2201200011121 - 2⁵ = 2201200011089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201200011181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3325075215 + ... + 3325075876.

It is an arithmetic number, because the mean of its divisors is an integer number (551962540636).

Almost surely, 2^{2201200011121} is an apocalyptic number.

It is an amenable number.

2201200011121 is a deficient number, since it is larger than the sum of its proper divisors (6650151423).

2201200011121 is an equidigital number, since it uses as much as digits as its factorization.

2201200011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6650151422.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2201200011121 its reverse (1211100021022), we get a palindrome (3412300032143).

Subtracting from 2201200011121 its reverse (1211100021022), we obtain a palindrome (990099990099).

The spelling of 2201200011121 in words is "two trillion, two hundred one billion, two hundred million, eleven thousand, one hundred twenty-one".