2261125210 has 32 divisors (see below), whose sum is σ = 4290845760. Its totient is φ = 855525888.

The previous prime is 2261125199. The next prime is 2261125211. The reversal of 2261125210 is 125211622.

It is a super-2 number, since 2×2261125210² = 10225374430595088200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261125211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119029 + ... + 136711.

It is an arithmetic number, because the mean of its divisors is an integer number (134088930).

Almost surely, 2^2261125210 is an apocalyptic number.

2261125210 is a deficient number, since it is larger than the sum of its proper divisors (2029720550).

2261125210 is a wasteful number, since it uses less digits than its factorization.

2261125210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18382.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2261125210 is about 47551.2903084659. The cubic root of 2261125210 is about 1312.5268730401.

Adding to 2261125210 its reverse (125211622), we get a palindrome (2386336832).

The spelling of 2261125210 in words is "two billion, two hundred sixty-one million, one hundred twenty-five thousand, two hundred ten".