255302521122 has 64 divisors (see below), whose sum is σ = 581333345280. Its totient is φ = 73989115200.

The previous prime is 255302521049. The next prime is 255302521127. The reversal of 255302521122 is 221125203552.

255302521122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×255302521122² (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 255302521122.

It is not an unprimeable number, because it can be changed into a prime (255302521127) 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 31 ways as a sum of consecutive naturals, for example, 16293972 + ... + 16309632.

It is an arithmetic number, because the mean of its divisors is an integer number (9083333520).

Almost surely, 2^255302521122 is an apocalyptic number.

255302521122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

255302521122 is an abundant number, since it is smaller than the sum of its proper divisors (326030824158).

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

255302521122 is a wasteful number, since it uses less digits than its factorization.

255302521122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26439.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 255302521122 its reverse (221125203552), we get a palindrome (476427724674).

The spelling of 255302521122 in words is "two hundred fifty-five billion, three hundred two million, five hundred twenty-one thousand, one hundred twenty-two".