53011320100 has 36 divisors (see below), whose sum is σ = 115364252500. Its totient is φ = 21143756160.

The previous prime is 53011320083. The next prime is 53011320113. The reversal of 53011320100 is 102311035.

It can be written as a sum of positive squares in 6 ways, for example, as 3539774016 + 49471546084 = 59496^2 + 222422^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 724575 + ... + 794374.

Almost surely, 2^53011320100 is an apocalyptic number.

53011320100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53011320100 is an abundant number, since it is smaller than the sum of its proper divisors (62352932400).

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

53011320100 is a wasteful number, since it uses less digits than its factorization.

53011320100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519312 (or 1519305 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

Adding to 53011320100 its reverse (102311035), we get a palindrome (53113631135).

The spelling of 53011320100 in words is "fifty-three billion, eleven million, three hundred twenty thousand, one hundred".