2125242211122 has 80 divisors (see below), whose sum is σ = 4790429072352. Its totient is φ = 704213637120.

The previous prime is 2125242211097. The next prime is 2125242211159. The reversal of 2125242211122 is 2211122425212.

2125242211122 is a `hidden beast` number, since 2 + 1 + 2 + 524 + 2 + 2 + 11 + 122 = 666.

It is a super-3 number, since 3×2125242211122³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20390313 + ... + 20494275.

Almost surely, 2^{2125242211122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2125242211122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2395214536176).

2125242211122 is an abundant number, since it is smaller than the sum of its proper divisors (2665186861230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2125242211122 is a wasteful number, since it uses less digits than its factorization.

2125242211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104725 (or 104716 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

Adding to 2125242211122 its reverse (2211122425212), we get a palindrome (4336364636334).

The spelling of 2125242211122 in words is "two trillion, one hundred twenty-five billion, two hundred forty-two million, two hundred eleven thousand, one hundred twenty-two".