25214011022321 has 4 divisors (see below), whose sum is σ = 27506193842544. Its totient is φ = 22921828202100.

The previous prime is 25214011022311. The next prime is 25214011022323. The reversal of 25214011022321 is 12322011041252.

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 25214011022321 - 2⁴² = 20815964511217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25214011022323) 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, 1146091410095 + ... + 1146091410116.

It is an arithmetic number, because the mean of its divisors is an integer number (6876548460636).

Almost surely, 2^{25214011022321} is an apocalyptic number.

It is an amenable number.

25214011022321 is a deficient number, since it is larger than the sum of its proper divisors (2292182820223).

25214011022321 is a wasteful number, since it uses less digits than its factorization.

25214011022321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292182820222.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 25214011022321 its reverse (12322011041252), we get a palindrome (37536022063573).

The spelling of 25214011022321 in words is "twenty-five trillion, two hundred fourteen billion, eleven million, twenty-two thousand, three hundred twenty-one".