11252128126 has 32 divisors (see below), whose sum is σ = 17780705280. Its totient is φ = 5330164224.

The previous prime is 11252128123. The next prime is 11252128193. The reversal of 11252128126 is 62182125211.

It is a super-2 number, since 2×11252128126² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11252128123) 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, 2119191 + ... + 2124493.

It is an arithmetic number, because the mean of its divisors is an integer number (555647040).

Almost surely, 2^11252128126 is an apocalyptic number.

11252128126 is a deficient number, since it is larger than the sum of its proper divisors (6528577154).

11252128126 is a wasteful number, since it uses less digits than its factorization.

11252128126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760.

The product of its digits is 3840, while the sum is 31.

The spelling of 11252128126 in words is "eleven billion, two hundred fifty-two million, one hundred twenty-eight thousand, one hundred twenty-six".