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12302323001213 = 737307154720901
BaseRepresentation
bin1011001100000101101110…
…0101111010011101111101
31121120002110001010211010112
42303001123211322131331
53103030124142014323
642055335325115405
72406546014065220
oct263013345723575
947502401124115
1012302323001213
113a13427682313
1214683330b8b65
136b3147887b0b
143076154595b7
151650294e6178
hexb305b97a77d

12302323001213 has 16 divisors (see below), whose sum is σ = 14486827496064. Its totient is φ = 10226432606400.

The previous prime is 12302323001197. The next prime is 12302323001261. The reversal of 12302323001213 is 31210032320321.

It is a cyclic number.

It is not a de Polignac number, because 12302323001213 - 24 = 12302323001197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302323001513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77280938 + ... + 77439963.

It is an arithmetic number, because the mean of its divisors is an integer number (905426718504).

Almost surely, 212302323001213 is an apocalyptic number.

It is an amenable number.

12302323001213 is a deficient number, since it is larger than the sum of its proper divisors (2184504494851).

12302323001213 is a wasteful number, since it uses less digits than its factorization.

12302323001213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154721252.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12302323001213 its reverse (31210032320321), we get a palindrome (43512355321534).

The spelling of 12302323001213 in words is "twelve trillion, three hundred two billion, three hundred twenty-three million, one thousand, two hundred thirteen".

Divisors: 1 7 37 259 307 2149 11359 79513 154720901 1083046307 5724673337 40072713359 47499316607 332495216249 1757474714459 12302323001213