25112153133231 has 8 divisors (see below), whose sum is σ = 34637452597680. Its totient is φ = 16164144545472.

The previous prime is 25112153133227. The next prime is 25112153133251. The reversal of 25112153133231 is 13233135121152.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25112153133231 - 2² = 25112153133227 is a prime.

It is a super-2 number, since 2×25112153133231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25112153133192 and 25112153133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25112153133251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144322719070 + ... + 144322719243.

It is an arithmetic number, because the mean of its divisors is an integer number (4329681574710).

Almost surely, 2^{25112153133231} is an apocalyptic number.

25112153133231 is a deficient number, since it is larger than the sum of its proper divisors (9525299464449).

25112153133231 is a wasteful number, since it uses less digits than its factorization.

25112153133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288645438345.

The product of its digits is 16200, while the sum is 33.

Adding to 25112153133231 its reverse (13233135121152), we get a palindrome (38345288254383).

The spelling of 25112153133231 in words is "twenty-five trillion, one hundred twelve billion, one hundred fifty-three million, one hundred thirty-three thousand, two hundred thirty-one".