2261354211 has 12 divisors (see below), whose sum is σ = 3282817200. Its totient is φ = 1499992560.

The previous prime is 2261354209. The next prime is 2261354267. The reversal of 2261354211 is 1124531622.

2261354211 is a `hidden beast` number, since 2 + 2 + 613 + 5 + 42 + 1 + 1 = 666.

It is not a de Polignac number, because 2261354211 - 2¹ = 2261354209 is a prime.

It is a super-2 number, since 2×2261354211² = 10227445735214865042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261354281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 629520 + ... + 633101.

It is an arithmetic number, because the mean of its divisors is an integer number (273568100).

Almost surely, 2^2261354211 is an apocalyptic number.

2261354211 is a deficient number, since it is larger than the sum of its proper divisors (1021462989).

2261354211 is a wasteful number, since it uses less digits than its factorization.

2261354211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262826 (or 1262823 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2261354211 is about 47553.6981842632. The cubic root of 2261354211 is about 1312.5711813368.

Adding to 2261354211 its reverse (1124531622), we get a palindrome (3385885833).

The spelling of 2261354211 in words is "two billion, two hundred sixty-one million, three hundred fifty-four thousand, two hundred eleven".