2771366376121 has 4 divisors (see below), whose sum is σ = 3167275858432. Its totient is φ = 2375456893812.

The previous prime is 2771366376101. The next prime is 2771366376127. The reversal of 2771366376121 is 1216736631772.

2771366376121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2771366376121 - 2⁵ = 2771366376089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2771366376127) 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, 197954741145 + ... + 197954741158.

It is an arithmetic number, because the mean of its divisors is an integer number (791818964608).

Almost surely, 2^{2771366376121} is an apocalyptic number.

It is an amenable number.

2771366376121 is a deficient number, since it is larger than the sum of its proper divisors (395909482311).

2771366376121 is an equidigital number, since it uses as much as digits as its factorization.

2771366376121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395909482310.

The product of its digits is 2667168, while the sum is 52.

The spelling of 2771366376121 in words is "two trillion, seven hundred seventy-one billion, three hundred sixty-six million, three hundred seventy-six thousand, one hundred twenty-one".