2261172110 has 16 divisors (see below), whose sum is σ = 4075034400. Its totient is φ = 903374496.

The previous prime is 2261172103. The next prime is 2261172119. The reversal of 2261172110 is 112711622.

It is a super-2 number, since 2×2261172110² = 10225798622083704200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261172119) 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, 128090 + ... + 144669.

It is an arithmetic number, because the mean of its divisors is an integer number (254689650).

Almost surely, 2^2261172110 is an apocalyptic number.

2261172110 is a deficient number, since it is larger than the sum of its proper divisors (1813862290).

2261172110 is a wasteful number, since it uses less digits than its factorization.

2261172110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273595.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 2261172110 is about 47551.7834576160. The cubic root of 2261172110 is about 1312.5359477380.

Adding to 2261172110 its reverse (112711622), we get a palindrome (2373883732).

The spelling of 2261172110 in words is "two billion, two hundred sixty-one million, one hundred seventy-two thousand, one hundred ten".