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2222112213213 = 31042971023499
BaseRepresentation
bin100000010101100000001…
…101011000100011011101
321212102122211011100112020
4200111200031120203131
5242401341211310323
64420454012330353
7316354004111004
oct40254015304335
97772584140466
102222112213213
11787435461062
122ba7b0a739b9
1313170ca34079
147979d5a1c3b
153cc07848ae3
hex205603588dd

2222112213213 has 8 divisors (see below), whose sum is σ = 2963100420000. Its totient is φ = 1481266074288.

The previous prime is 2222112213197. The next prime is 2222112213259. The reversal of 2222112213213 is 3123122112222.

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

It is not a de Polignac number, because 2222112213213 - 24 = 2222112213197 is a prime.

It is a super-2 number, since 2×22221122132132 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222112213313) 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, 35480463 + ... + 35543036.

It is an arithmetic number, because the mean of its divisors is an integer number (370387552500).

Almost surely, 22222112213213 is an apocalyptic number.

It is an amenable number.

2222112213213 is a deficient number, since it is larger than the sum of its proper divisors (740988206787).

2222112213213 is a wasteful number, since it uses less digits than its factorization.

2222112213213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71033931.

The product of its digits is 1152, while the sum is 24.

Adding to 2222112213213 its reverse (3123122112222), we get a palindrome (5345234325435).

The spelling of 2222112213213 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, two hundred thirteen thousand, two hundred thirteen".

Divisors: 1 3 10429 31287 71023499 213070497 740704071071 2222112213213