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12223670437 = 119711456111
BaseRepresentation
bin10110110001001011…
…00110100010100101
31011112212222210111201
423120211212202211
5200013224423222
65340535402501
7611625325066
oct133045464245
934485883451
1012223670437
115202a41580
122451823431
1311ca5b8ab4
1483d60256d
154b8203427
hex2d89668a5

12223670437 has 8 divisors (see below), whose sum is σ = 13472387712. Its totient is φ = 10997865600.

The previous prime is 12223670411. The next prime is 12223670443. The reversal of 12223670437 is 73407632221.

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 12223670437 - 223 = 12215281829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12223670396 and 12223670405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223670737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5726989 + ... + 5729122.

It is an arithmetic number, because the mean of its divisors is an integer number (1684048464).

Almost surely, 212223670437 is an apocalyptic number.

It is an amenable number.

12223670437 is a deficient number, since it is larger than the sum of its proper divisors (1248717275).

12223670437 is a wasteful number, since it uses less digits than its factorization.

12223670437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11456219.

The product of its (nonzero) digits is 84672, while the sum is 37.

The spelling of 12223670437 in words is "twelve billion, two hundred twenty-three million, six hundred seventy thousand, four hundred thirty-seven".

Divisors: 1 11 97 1067 11456111 126017221 1111242767 12223670437