1002111001124 has 24 divisors (see below), whose sum is σ = 1769619548088. Its totient is φ = 496507450880.

The previous prime is 1002111001097. The next prime is 1002111001147. The reversal of 1002111001124 is 4211001112001.

It can be written as a sum of positive squares in 4 ways, for example, as 176862302500 + 825248698624 = 420550^2 + 908432^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1002111001099 and 1002111001108.

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 7 ways as a sum of consecutive naturals, for example, 1735334 + ... + 2239554.

It is an arithmetic number, because the mean of its divisors is an integer number (73734147837).

Almost surely, 2^{1002111001124} is an apocalyptic number.

It is an amenable number.

1002111001124 is a deficient number, since it is larger than the sum of its proper divisors (767508546964).

1002111001124 is a wasteful number, since it uses less digits than its factorization.

1002111001124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508735 (or 508733 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1002111001124 its reverse (4211001112001), we get a palindrome (5213112113125).

The spelling of 1002111001124 in words is "one trillion, two billion, one hundred eleven million, one thousand, one hundred twenty-four".