101011005055 has 16 divisors (see below), whose sum is σ = 121703925600. Its totient is φ = 80481857920.

The previous prime is 101011005049. The next prime is 101011005077. The reversal of 101011005055 is 550500110101.

It is a happy number.

It is not a de Polignac number, because 101011005055 - 2¹⁵ = 101010972287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4749345 + ... + 4770565.

It is an arithmetic number, because the mean of its divisors is an integer number (7606495350).

Almost surely, 2^101011005055 is an apocalyptic number.

101011005055 is a deficient number, since it is larger than the sum of its proper divisors (20692920545).

101011005055 is a wasteful number, since it uses less digits than its factorization.

101011005055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25034.

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 101011005055 its reverse (550500110101), we get a palindrome (651511115156).

The spelling of 101011005055 in words is "one hundred one billion, eleven million, five thousand, fifty-five".