101011005553 has 2 divisors, whose sum is σ = 101011005554. Its totient is φ = 101011005552.

The previous prime is 101011005551. The next prime is 101011005577. The reversal of 101011005553 is 355500110101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72364766049 + 28646239504 = 269007^2 + 169252^2 .

It is a cyclic number.

It is not a de Polignac number, because 101011005553 - 2¹ = 101011005551 is a prime.

Together with 101011005551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101011005551) by changing a digit.

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 as a sum of consecutive naturals, namely, 50505502776 + 50505502777.

It is an arithmetic number, because the mean of its divisors is an integer number (50505502777).

Almost surely, 2^101011005553 is an apocalyptic number.

It is an amenable number.

101011005553 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011005553 is an equidigital number, since it uses as much as digits as its factorization.

101011005553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 375, while the sum is 22.

Adding to 101011005553 its reverse (355500110101), we get a palindrome (456511115654).

The spelling of 101011005553 in words is "one hundred one billion, eleven million, five thousand, five hundred fifty-three".