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12332313211 = 101122102111
BaseRepresentation
bin10110111110001000…
…00010101001111011
31011211110102102101011
423133010002221323
5200224033010321
65355420134351
7614414634631
oct133704025173
934743372334
1012332313211
1152592a6499
1224820973b7
131216c6746a
1484dc03351
154c2a13ae1
hex2df102a7b

12332313211 has 4 divisors (see below), whose sum is σ = 12454415424. Its totient is φ = 12210211000.

The previous prime is 12332313199. The next prime is 12332313271. The reversal of 12332313211 is 11231323321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11231323321 = 101111201221.

It is a cyclic number.

It is not a de Polignac number, because 12332313211 - 211 = 12332311163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12332313271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61050955 + ... + 61051156.

It is an arithmetic number, because the mean of its divisors is an integer number (3113603856).

Almost surely, 212332313211 is an apocalyptic number.

12332313211 is a deficient number, since it is larger than the sum of its proper divisors (122102213).

12332313211 is a wasteful number, since it uses less digits than its factorization.

12332313211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122102212.

The product of its digits is 648, while the sum is 22.

Adding to 12332313211 its reverse (11231323321), we get a palindrome (23563636532).

The spelling of 12332313211 in words is "twelve billion, three hundred thirty-two million, three hundred thirteen thousand, two hundred eleven".

Divisors: 1 101 122102111 12332313211