1005500056101 has 16 divisors (see below), whose sum is σ = 1355041094784. Its totient is φ = 663159253824.

The previous prime is 1005500056087. The next prime is 1005500056103. The reversal of 1005500056101 is 1016500055001.

It is not a de Polignac number, because 1005500056101 - 2¹⁷ = 1005499925029 is a prime.

It is a super-2 number, since 2×1005500056101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005500056103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1323846 + ... + 1939991.

It is an arithmetic number, because the mean of its divisors is an integer number (84690068424).

Almost surely, 2^{1005500056101} is an apocalyptic number.

It is an amenable number.

1005500056101 is a deficient number, since it is larger than the sum of its proper divisors (349541038683).

1005500056101 is a wasteful number, since it uses less digits than its factorization.

1005500056101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264940.

The product of its (nonzero) digits is 750, while the sum is 24.

It can be divided in two parts, 10055000 and 56101, that added together give a palindrome (10111101).

The spelling of 1005500056101 in words is "one trillion, five billion, five hundred million, fifty-six thousand, one hundred one".