2125240422 has 16 divisors (see below), whose sum is σ = 4252293120. Its totient is φ = 708111432.

The previous prime is 2125240399. The next prime is 2125240423. The reversal of 2125240422 is 2240425212.

It is a junction number, because it is equal to n+sod(n) for n = 2125240392 and 2125240401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125240423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60022 + ... + 88617.

It is an arithmetic number, because the mean of its divisors is an integer number (265768320).

Almost surely, 2^2125240422 is an apocalyptic number.

2125240422 is an abundant number, since it is smaller than the sum of its proper divisors (2127052698).

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

2125240422 is a wasteful number, since it uses less digits than its factorization.

2125240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151027.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 2125240422 is about 46100.3299554352. The cubic root of 2125240422 is about 1285.6892791997.

Adding to 2125240422 its reverse (2240425212), we get a palindrome (4365665634).

The spelling of 2125240422 in words is "two billion, one hundred twenty-five million, two hundred forty thousand, four hundred twenty-two".