2225425422521 has 8 divisors (see below), whose sum is σ = 2563369666560. Its totient is φ = 1892487760128.

The previous prime is 2225425422497. The next prime is 2225425422527. The reversal of 2225425422521 is 1252245245222.

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

It is not a de Polignac number, because 2225425422521 - 2⁶ = 2225425422457 is a prime.

It is a super-2 number, since 2×2225425422521² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2225425422527) 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, 1251644456 + ... + 1251646233.

It is an arithmetic number, because the mean of its divisors is an integer number (320421208320).

Almost surely, 2^{2225425422521} is an apocalyptic number.

It is an amenable number.

2225425422521 is a deficient number, since it is larger than the sum of its proper divisors (337944244039).

2225425422521 is a wasteful number, since it uses less digits than its factorization.

2225425422521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503290823.

The product of its digits is 256000, while the sum is 38.

The spelling of 2225425422521 in words is "two trillion, two hundred twenty-five billion, four hundred twenty-five million, four hundred twenty-two thousand, five hundred twenty-one".