2271117051 has 24 divisors (see below), whose sum is σ = 3784195584. Its totient is φ = 1285648560.

The previous prime is 2271117011. The next prime is 2271117073. The reversal of 2271117051 is 1507111722.

It is not a de Polignac number, because 2271117051 - 2¹⁹ = 2270592763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2271117011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161715 + ... + 175196.

It is an arithmetic number, because the mean of its divisors is an integer number (157674816).

Almost surely, 2^2271117051 is an apocalyptic number.

2271117051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2271117051 is a deficient number, since it is larger than the sum of its proper divisors (1513078533).

2271117051 is a wasteful number, since it uses less digits than its factorization.

2271117051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337031 (or 337028 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 27.

The square root of 2271117051 is about 47656.2383219658. The cubic root of 2271117051 is about 1314.4573705113.

Adding to 2271117051 its reverse (1507111722), we get a palindrome (3778228773).

The spelling of 2271117051 in words is "two billion, two hundred seventy-one million, one hundred seventeen thousand, fifty-one".