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12202332313 = 31393623623
BaseRepresentation
bin10110101110101000…
…01101000010011001
31011111101211201002211
423113110031002121
5144442244113223
65334454155121
7611246053603
oct132724150231
934441751084
1012202332313
1151a1997966
122446652aa1
1311c60575a2
1483a84a173
154b63dad0d
hex2d750d099

12202332313 has 4 divisors (see below), whose sum is σ = 12595955968. Its totient is φ = 11808708660.

The previous prime is 12202332299. The next prime is 12202332343. The reversal of 12202332313 is 31323320221.

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-12202332313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202332343) 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, 196811781 + ... + 196811842.

It is an arithmetic number, because the mean of its divisors is an integer number (3148988992).

Almost surely, 212202332313 is an apocalyptic number.

It is an amenable number.

12202332313 is a deficient number, since it is larger than the sum of its proper divisors (393623655).

12202332313 is an equidigital number, since it uses as much as digits as its factorization.

12202332313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393623654.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12202332313 its reverse (31323320221), we get a palindrome (43525652534).

The spelling of 12202332313 in words is "twelve billion, two hundred two million, three hundred thirty-two thousand, three hundred thirteen".

Divisors: 1 31 393623623 12202332313