2112100001002 has 8 divisors (see below), whose sum is σ = 3168166171716. Its totient is φ = 1056044610432.

The previous prime is 2112100000987. The next prime is 2112100001017. The reversal of 2112100001002 is 2001000012112.

It is an interprime number because it is at equal distance from previous prime (2112100000987) and next prime (2112100001017).

It can be written as a sum of positive squares in 2 ways, for example, as 2043387339841 + 68712661161 = 1429471^2 + 262131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2112100001002.

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 3 ways as a sum of consecutive naturals, for example, 2185993 + ... + 3000460.

Almost surely, 2^{2112100001002} is an apocalyptic number.

2112100001002 is a deficient number, since it is larger than the sum of its proper divisors (1056066170714).

2112100001002 is a wasteful number, since it uses less digits than its factorization.

2112100001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390072.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2112100001002 its reverse (2001000012112), we get a palindrome (4113100013114).

The spelling of 2112100001002 in words is "two trillion, one hundred twelve billion, one hundred million, one thousand, two".