2251105124 has 12 divisors (see below), whose sum is σ = 3983697900. Its totient is φ = 1112905728.

The previous prime is 2251105121. The next prime is 2251105127. The reversal of 2251105124 is 4215011522.

It is an interprime number because it is at equal distance from previous prime (2251105121) and next prime (2251105127).

It can be written as a sum of positive squares in 2 ways, for example, as 1116762724 + 1134342400 = 33418^2 + 33680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2251105124.

It is not an unprimeable number, because it can be changed into a prime (2251105121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3161309 + ... + 3162020.

It is an arithmetic number, because the mean of its divisors is an integer number (331974825).

Almost surely, 2^2251105124 is an apocalyptic number.

It is an amenable number.

2251105124 is a deficient number, since it is larger than the sum of its proper divisors (1732592776).

2251105124 is a wasteful number, since it uses less digits than its factorization.

2251105124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6323422 (or 6323420 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 2251105124 is about 47445.8125022641. The cubic root of 2251105124 is about 1310.5851985980.

Adding to 2251105124 its reverse (4215011522), we get a palindrome (6466116646).

The spelling of 2251105124 in words is "two billion, two hundred fifty-one million, one hundred five thousand, one hundred twenty-four".