25243130122 has 16 divisors (see below), whose sum is σ = 44090428032. Its totient is φ = 10614361680.

The previous prime is 25243130113. The next prime is 25243130137. The reversal of 25243130122 is 22103134252.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17009454 + ... + 17010937.

It is an arithmetic number, because the mean of its divisors is an integer number (2755651752).

Almost surely, 2^25243130122 is an apocalyptic number.

25243130122 is a deficient number, since it is larger than the sum of its proper divisors (18847297910).

25243130122 is a wasteful number, since it uses less digits than its factorization.

25243130122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34020453.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 25243130122 its reverse (22103134252), we get a palindrome (47346264374).

The spelling of 25243130122 in words is "twenty-five billion, two hundred forty-three million, one hundred thirty thousand, one hundred twenty-two".