20002010011121 has 12 divisors (see below), whose sum is σ = 20991264383232. Its totient is φ = 19039459446000.

The previous prime is 20002010011099. The next prime is 20002010011127. The reversal of 20002010011121 is 12111001020002.

It is not a de Polignac number, because 20002010011121 - 2¹⁴ = 20002009994737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002010011127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86585285 + ... + 86815986.

It is an arithmetic number, because the mean of its divisors is an integer number (1749272031936).

Almost surely, 2^{20002010011121} is an apocalyptic number.

It is an amenable number.

20002010011121 is a deficient number, since it is larger than the sum of its proper divisors (989254372111).

20002010011121 is an equidigital number, since it uses as much as digits as its factorization.

20002010011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173401424 (or 173401363 counting only the distinct ones).

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

Adding to 20002010011121 its reverse (12111001020002), we get a palindrome (32113011031123).

The spelling of 20002010011121 in words is "twenty trillion, two billion, ten million, eleven thousand, one hundred twenty-one".