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12214104424213 = 3117917771238681
BaseRepresentation
bin1011000110111101000101…
…0110101111111100010101
31121020122201221022202221211
42301233101112233330111
53100103441213033323
641551025422541421
72400303615414556
oct261572126577425
947218657282854
1012214104424213
113989a7758773a
121453212a37871
136a7a28b500b3
14303246d9a32d
15162ab475370d
hexb1bd15aff15

12214104424213 has 16 divisors (see below), whose sum is σ = 12685689192960. Its totient is φ = 11747442931200.

The previous prime is 12214104424163. The next prime is 12214104424279. The reversal of 12214104424213 is 31242440141221.

It is not a de Polignac number, because 12214104424213 - 29 = 12214104423701 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214104424513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9241233 + ... + 10479913.

It is an arithmetic number, because the mean of its divisors is an integer number (792855574560).

Almost surely, 212214104424213 is an apocalyptic number.

It is an amenable number.

12214104424213 is a deficient number, since it is larger than the sum of its proper divisors (471584768747).

12214104424213 is a wasteful number, since it uses less digits than its factorization.

12214104424213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240668.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 12214104424213 its reverse (31242440141221), we get a palindrome (43456544565434).

The spelling of 12214104424213 in words is "twelve trillion, two hundred fourteen billion, one hundred four million, four hundred twenty-four thousand, two hundred thirteen".

Divisors: 1 31 179 1777 5549 55087 318083 1238681 9860573 38399111 221723899 2201136137 6873440869 68235220247 394003368523 12214104424213