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2002110011021 = 3470357692707
BaseRepresentation
bin11101001000100111000…
…011100101011010001101
321002101210111012111221102
4131020213003211122031
5230300310130323041
64131431233512445
7264435103205501
oct35104703453215
97071714174842
102002110011021
117020a99a734a
12284032712725
13116a4b748ac3
146cc8cbc4301
153712d37109b
hex1d2270e568d

2002110011021 has 4 divisors (see below), whose sum is σ = 2002167738432. Its totient is φ = 2002052283612.

The previous prime is 2002110011003. The next prime is 2002110011059. The reversal of 2002110011021 is 1201100112002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2002110011021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002110010993 and 2002110011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002110011821) 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, 28811651 + ... + 28881056.

It is an arithmetic number, because the mean of its divisors is an integer number (500541934608).

Almost surely, 22002110011021 is an apocalyptic number.

It is an amenable number.

2002110011021 is a deficient number, since it is larger than the sum of its proper divisors (57727411).

2002110011021 is an equidigital number, since it uses as much as digits as its factorization.

2002110011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57727410.

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

Adding to 2002110011021 its reverse (1201100112002), we get a palindrome (3203210123023).

The spelling of 2002110011021 in words is "two trillion, two billion, one hundred ten million, eleven thousand, twenty-one".

Divisors: 1 34703 57692707 2002110011021