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2220130023 = 34767235009
BaseRepresentation
bin1000010001010100…
…0111111011100111
312201201120021211220
42010111013323213
514021323130043
61004145031423
7106005536166
oct20425077347
95651507756
102220130023
11a3a229601
1251b625573
13294c5c007
14170bdb3dd
15ced96483
hex84547ee7

2220130023 has 16 divisors (see below), whose sum is σ = 3068290560. Its totient is φ = 1426968576.

The previous prime is 2220129997. The next prime is 2220130037. The reversal of 2220130023 is 3200310222.

It is not a de Polignac number, because 2220130023 - 25 = 2220129991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220129984 and 2220130011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220130043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108058 + ... + 126951.

It is an arithmetic number, because the mean of its divisors is an integer number (191768160).

Almost surely, 22220130023 is an apocalyptic number.

2220130023 is a deficient number, since it is larger than the sum of its proper divisors (848160537).

2220130023 is a wasteful number, since it uses less digits than its factorization.

2220130023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235126.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2220130023 is about 47118.2557296002. The cubic root of 2220130023 is about 1304.5462176466.

Adding to 2220130023 its reverse (3200310222), we get a palindrome (5420440245).

The spelling of 2220130023 in words is "two billion, two hundred twenty million, one hundred thirty thousand, twenty-three".

Divisors: 1 3 47 67 141 201 3149 9447 235009 705027 11045423 15745603 33136269 47236809 740043341 2220130023