101200011255 has 40 divisors (see below), whose sum is σ = 207326166432. Its totient is φ = 46262860992.

The previous prime is 101200011251. The next prime is 101200011287. The reversal of 101200011255 is 552110002101.

It is not a de Polignac number, because 101200011255 - 2² = 101200011251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200011251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17845492 + ... + 17851161.

Almost surely, 2^101200011255 is an apocalyptic number.

101200011255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101200011255 is an abundant number, since it is smaller than the sum of its proper divisors (106126155177).

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

101200011255 is an equidigital number, since it uses as much as digits as its factorization.

101200011255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35696677 (or 35696668 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

Adding to 101200011255 its reverse (552110002101), we get a palindrome (653310013356).

The spelling of 101200011255 in words is "one hundred one billion, two hundred million, eleven thousand, two hundred fifty-five".