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2220113201213 = 17258677504857
BaseRepresentation
bin100000010011101001000…
…011110000100000111101
321212020111111200000120202
4200103221003300200331
5242333242434414323
64415523402453245
7316253321562455
oct40235103604075
97766444600522
102220113201213
117865aa029826
122ba333504225
1313148184462b
147964dcc2d65
153cb3c0cdd28
hex204e90f083d

2220113201213 has 8 divisors (see below), whose sum is σ = 2350721839032. Its totient is φ = 2089506090496.

The previous prime is 2220113201191. The next prime is 2220113201221. The reversal of 2220113201213 is 3121023110222.

It can be written as a sum of positive squares in 4 ways, for example, as 1408748226649 + 811364974564 = 1186907^2 + 900758^2 .

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 2220113201213 - 224 = 2220096423997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220113204213) 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 7 ways as a sum of consecutive naturals, for example, 4145081 + ... + 4649937.

It is an arithmetic number, because the mean of its divisors is an integer number (293840229879).

Almost surely, 22220113201213 is an apocalyptic number.

It is an amenable number.

2220113201213 is a deficient number, since it is larger than the sum of its proper divisors (130608637819).

2220113201213 is a wasteful number, since it uses less digits than its factorization.

2220113201213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763551.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2220113201213 its reverse (3121023110222), we get a palindrome (5341136311435).

Subtracting 2220113201213 from its reverse (3121023110222), we obtain a palindrome (900909909009).

The spelling of 2220113201213 in words is "two trillion, two hundred twenty billion, one hundred thirteen million, two hundred one thousand, two hundred thirteen".

Divisors: 1 17 258677 504857 4397509 8582569 130594894189 2220113201213