253423221411 has 4 divisors (see below), whose sum is σ = 337897628552. Its totient is φ = 168948814272.

The previous prime is 253423221407. The next prime is 253423221419. The reversal of 253423221411 is 114122324352.

It is a happy number.

253423221411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 253423221411 - 2² = 253423221407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253423221419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42237203566 + ... + 42237203571.

It is an arithmetic number, because the mean of its divisors is an integer number (84474407138).

Almost surely, 2^253423221411 is an apocalyptic number.

253423221411 is a deficient number, since it is larger than the sum of its proper divisors (84474407141).

253423221411 is an equidigital number, since it uses as much as digits as its factorization.

253423221411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84474407140.

The product of its digits is 11520, while the sum is 30.

Adding to 253423221411 its reverse (114122324352), we get a palindrome (367545545763).

The spelling of 253423221411 in words is "two hundred fifty-three billion, four hundred twenty-three million, two hundred twenty-one thousand, four hundred eleven".