2000112121001 has 4 divisors (see below), whose sum is σ = 2000310929604. Its totient is φ = 1999913312400.

The previous prime is 2000112120989. The next prime is 2000112121013. The reversal of 2000112121001 is 1001212110002.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2000112120989) and next prime (2000112121013).

It can be written as a sum of positive squares in 2 ways, for example, as 876620238400 + 1123491882601 = 936280^2 + 1059949^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000112121001 - 2¹⁰ = 2000112119977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000112121031) 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, 99389210 + ... + 99409331.

It is an arithmetic number, because the mean of its divisors is an integer number (500077732401).

Almost surely, 2^{2000112121001} is an apocalyptic number.

It is an amenable number.

2000112121001 is a deficient number, since it is larger than the sum of its proper divisors (198808603).

2000112121001 is a wasteful number, since it uses less digits than its factorization.

2000112121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198808602.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2000112121001 its reverse (1001212110002), we get a palindrome (3001324231003).

The spelling of 2000112121001 in words is "two trillion, one hundred twelve million, one hundred twenty-one thousand, one".