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12002200219973 = 37677479148877
BaseRepresentation
bin1010111010100111101011…
…1000010111000101000101
31120111101202222011212012002
42232221322320113011011
53033121001224014343
641305422404235045
72346062465406005
oct256517270270505
946441688155162
1012002200219973
113908117144717
12141a13469ba85
13690a5849a3b2
142d6ca3cb6005
1515c3111828b8
hexaea7ae17145

12002200219973 has 8 divisors (see below), whose sum is σ = 12344791692792. Its totient is φ = 11660567046336.

The previous prime is 12002200219949. The next prime is 12002200219981. The reversal of 12002200219973 is 37991200220021.

It can be written as a sum of positive squares in 4 ways, for example, as 8099272030084 + 3902928189889 = 2845922^2 + 1975583^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12002200219973 - 26 = 12002200219909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002200219913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239549390 + ... + 239599487.

It is an arithmetic number, because the mean of its divisors is an integer number (1543098961599).

Almost surely, 212002200219973 is an apocalyptic number.

It is an amenable number.

12002200219973 is a deficient number, since it is larger than the sum of its proper divisors (342591472819).

12002200219973 is an equidigital number, since it uses as much as digits as its factorization.

12002200219973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479149591.

The product of its (nonzero) digits is 27216, while the sum is 38.

Adding to 12002200219973 its reverse (37991200220021), we get a palindrome (49993400439994).

The spelling of 12002200219973 in words is "twelve trillion, two billion, two hundred million, two hundred nineteen thousand, nine hundred seventy-three".

Divisors: 1 37 677 25049 479148877 17728508449 324383789729 12002200219973