1001002110112 has 24 divisors (see below), whose sum is σ = 1971449475156. Its totient is φ = 500316529152.

The previous prime is 1001002110091. The next prime is 1001002110113. The reversal of 1001002110112 is 2110112001001.

It can be written as a sum of positive squares in 2 ways, for example, as 925220829456 + 75781280656 = 961884^2 + 275284^2 .

It is not an unprimeable number, because it can be changed into a prime (1001002110113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5678263 + ... + 5851894.

Almost surely, 2^{1001002110112} is an apocalyptic number.

It is an amenable number.

1001002110112 is a deficient number, since it is larger than the sum of its proper divisors (970447365044).

1001002110112 is a wasteful number, since it uses less digits than its factorization.

1001002110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11532880 (or 11532872 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1001002110112 its reverse (2110112001001), we get a palindrome (3111114111113).

The spelling of 1001002110112 in words is "one trillion, one billion, two million, one hundred ten thousand, one hundred twelve".