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12232201211 = 412931018247
BaseRepresentation
bin10110110010001100…
…01001001111111011
31011120111001012112022
423121012021033323
5200022420414321
65341442305055
7612060665126
oct133106111773
934514035468
1012232201211
1152078388aa
12245465818b
1311cc2b49a9
148407c33bd
154b8d3adab
hex2d91893fb

12232201211 has 8 divisors (see below), whose sum is σ = 12573326304. Its totient is φ = 11893113280.

The previous prime is 12232201193. The next prime is 12232201217. The reversal of 12232201211 is 11210223221.

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 12232201211 - 222 = 12228006907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12232201211.

It is not an unprimeable number, because it can be changed into a prime (12232201217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497111 + ... + 521136.

It is an arithmetic number, because the mean of its divisors is an integer number (1571665788).

Almost surely, 212232201211 is an apocalyptic number.

12232201211 is a deficient number, since it is larger than the sum of its proper divisors (341125093).

12232201211 is a wasteful number, since it uses less digits than its factorization.

12232201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018581.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12232201211 its reverse (11210223221), we get a palindrome (23442424432).

The spelling of 12232201211 in words is "twelve billion, two hundred thirty-two million, two hundred one thousand, two hundred eleven".

Divisors: 1 41 293 12013 1018247 41748127 298346371 12232201211