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2002220123223 = 3913817303561
BaseRepresentation
bin11101001000101101100…
…111101000010001010111
321002102002011101210111010
4131020231213220101113
5230301021322420343
64131450205543303
7264440611145355
oct35105547502127
97072064353433
102002220123223
11702156075271
12284063574b33
13116a684c0258
146cc9d6887d5
1537137d71d33
hex1d22d9e8457

2002220123223 has 8 divisors (see below), whose sum is σ = 2669656410736. Its totient is φ = 1334798625600.

The previous prime is 2002220123221. The next prime is 2002220123231. The reversal of 2002220123223 is 3223210222002.

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

It is not a de Polignac number, because 2002220123223 - 21 = 2002220123221 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 2002220123223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002220123221) 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, 3377638 + ... + 3925923.

It is an arithmetic number, because the mean of its divisors is an integer number (333707051342).

Almost surely, 22002220123223 is an apocalyptic number.

2002220123223 is a deficient number, since it is larger than the sum of its proper divisors (667436287513).

2002220123223 is an equidigital number, since it uses as much as digits as its factorization.

2002220123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7394945.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 2002220123223 its reverse (3223210222002), we get a palindrome (5225430345225).

The spelling of 2002220123223 in words is "two trillion, two billion, two hundred twenty million, one hundred twenty-three thousand, two hundred twenty-three".

Divisors: 1 3 91381 274143 7303561 21910683 667406707741 2002220123223