2211456541121 has 8 divisors (see below), whose sum is σ = 2234854181760. Its totient is φ = 2188176773328.

The previous prime is 2211456541111. The next prime is 2211456541123. The reversal of 2211456541121 is 1211456541122.

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 2211456541121 - 2²⁶ = 2211389432257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211456541123) 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, 29430491 + ... + 29505536.

It is an arithmetic number, because the mean of its divisors is an integer number (279356772720).

Almost surely, 2^{2211456541121} is an apocalyptic number.

It is an amenable number.

2211456541121 is a deficient number, since it is larger than the sum of its proper divisors (23397640639).

2211456541121 is a wasteful number, since it uses less digits than its factorization.

2211456541121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58936423.

The product of its digits is 19200, while the sum is 35.

Subtracting from 2211456541121 its reverse (1211456541122), we obtain a palindrome (999999999999).

The spelling of 2211456541121 in words is "two trillion, two hundred eleven billion, four hundred fifty-six million, five hundred forty-one thousand, one hundred twenty-one".