11125502122144 has 12 divisors (see below), whose sum is σ = 21903332303034. Its totient is φ = 5562751061056.

The previous prime is 11125502122121. The next prime is 11125502122277. The reversal of 11125502122144 is 44122120552111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7980512000400 + 3144990121744 = 2824980^2 + 1773412^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173835970627 + ... + 173835970690.

Almost surely, 2^{11125502122144} is an apocalyptic number.

It is an amenable number.

11125502122144 is a deficient number, since it is larger than the sum of its proper divisors (10777830180890).

11125502122144 is an equidigital number, since it uses as much as digits as its factorization.

11125502122144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347671941327 (or 347671941319 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

Adding to 11125502122144 its reverse (44122120552111), we get a palindrome (55247622674255).

The spelling of 11125502122144 in words is "eleven trillion, one hundred twenty-five billion, five hundred two million, one hundred twenty-two thousand, one hundred forty-four".