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12210342341 = 31393882011
BaseRepresentation
bin10110101111100101…
…10000100111000101
31011111221220122210112
423113302300213011
5200001321423331
65335342002405
7611404124501
oct132762604705
934457818715
1012210342341
1151a6468a1a
122449276405
1311c7900452
1483b933301
154b6e6e32b
hex2d7cb09c5

12210342341 has 4 divisors (see below), whose sum is σ = 12604224384. Its totient is φ = 11816460300.

The previous prime is 12210342251. The next prime is 12210342371. The reversal of 12210342341 is 14324301221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12210342341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210342371) 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, 196940975 + ... + 196941036.

It is an arithmetic number, because the mean of its divisors is an integer number (3151056096).

Almost surely, 212210342341 is an apocalyptic number.

It is an amenable number.

12210342341 is a deficient number, since it is larger than the sum of its proper divisors (393882043).

12210342341 is an equidigital number, since it uses as much as digits as its factorization.

12210342341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393882042.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12210342341 its reverse (14324301221), we get a palindrome (26534643562).

The spelling of 12210342341 in words is "twelve billion, two hundred ten million, three hundred forty-two thousand, three hundred forty-one".

Divisors: 1 31 393882011 12210342341