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2002213031223 = 31633634085407
BaseRepresentation
bin11101001000101101001…
…100100100110100110111
321002102001200001111002110
4131020231030210310313
5230301013013444343
64131445353542103
7264440463650106
oct35105514446467
97072050044073
102002213031223
11702152070a09
12284061114933
13116a66ba91c2
146cc9c76003d
1537137420833
hex1d22d324d37

2002213031223 has 8 divisors (see below), whose sum is σ = 2669634370048. Its totient is φ = 1334800189944.

The previous prime is 2002213031213. The next prime is 2002213031279. The reversal of 2002213031223 is 3221303122002.

It is a happy number.

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

It is not a de Polignac number, because 2002213031223 - 210 = 2002213030199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002213031223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002213031213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552615 + ... + 2532792.

It is an arithmetic number, because the mean of its divisors is an integer number (333704296256).

Almost surely, 22002213031223 is an apocalyptic number.

2002213031223 is a deficient number, since it is larger than the sum of its proper divisors (667421338825).

2002213031223 is a wasteful number, since it uses less digits than its factorization.

2002213031223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248773.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2002213031223 its reverse (3221303122002), we get a palindrome (5223516153225).

The spelling of 2002213031223 in words is "two trillion, two billion, two hundred thirteen million, thirty-one thousand, two hundred twenty-three".

Divisors: 1 3 163363 490089 4085407 12256221 667404343741 2002213031223