25322130153121 has 4 divisors (see below), whose sum is σ = 25911016900912. Its totient is φ = 24733243405332.

The previous prime is 25322130153101. The next prime is 25322130153163. The reversal of 25322130153121 is 12135103122352.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25322130153121 - 2²⁷ = 25321995935393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25322130153101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294443373831 + ... + 294443373916.

It is an arithmetic number, because the mean of its divisors is an integer number (6477754225228).

Almost surely, 2^{25322130153121} is an apocalyptic number.

It is an amenable number.

25322130153121 is a deficient number, since it is larger than the sum of its proper divisors (588886747791).

25322130153121 is an equidigital number, since it uses as much as digits as its factorization.

25322130153121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588886747790.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 25322130153121 its reverse (12135103122352), we get a palindrome (37457233275473).

The spelling of 25322130153121 in words is "twenty-five trillion, three hundred twenty-two billion, one hundred thirty million, one hundred fifty-three thousand, one hundred twenty-one".