253330144122 has 32 divisors (see below), whose sum is σ = 554687331264. Its totient is φ = 76493513600.

The previous prime is 253330144117. The next prime is 253330144141. The reversal of 253330144122 is 221441033352.

It is a self number, because there is not a number n which added to its sum of digits gives 253330144122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6811233 + ... + 6848324.

It is an arithmetic number, because the mean of its divisors is an integer number (17333979102).

Almost surely, 2^253330144122 is an apocalyptic number.

253330144122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

253330144122 is an abundant number, since it is smaller than the sum of its proper divisors (301357187142).

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

253330144122 is a wasteful number, since it uses less digits than its factorization.

253330144122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13659854.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 253330144122 its reverse (221441033352), we get a palindrome (474771177474).

The spelling of 253330144122 in words is "two hundred fifty-three billion, three hundred thirty million, one hundred forty-four thousand, one hundred twenty-two".