425223142122 has 8 divisors (see below), whose sum is σ = 850446284256. Its totient is φ = 141741047372.

The previous prime is 425223142117. The next prime is 425223142129. The reversal of 425223142122 is 221241322524.

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

425223142122 is an admirable number.

It is a super-2 number, since 2×425223142122² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 425223142122.

It is not an unprimeable number, because it can be changed into a prime (425223142129) 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 3 ways as a sum of consecutive naturals, for example, 35435261838 + ... + 35435261849.

It is an arithmetic number, because the mean of its divisors is an integer number (106305785532).

Almost surely, 2^425223142122 is an apocalyptic number.

425223142122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425223142122 is a wasteful number, since it uses less digits than its factorization.

425223142122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70870523692.

The product of its digits is 15360, while the sum is 30.

Adding to 425223142122 its reverse (221241322524), we get a palindrome (646464464646).

The spelling of 425223142122 in words is "four hundred twenty-five billion, two hundred twenty-three million, one hundred forty-two thousand, one hundred twenty-two".