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12001223012323 = 292115971955771
BaseRepresentation
bin1010111010100100000010…
…1000100110111111100011
31120111022020212101120022011
42232221000220212333203
53033112001042343243
641305141415253351
72346026331314056
oct256510050467743
946438225346264
1012001223012323
113907765579096
121419b0137a257
13690930bb060c
142d6c101bca9d
1515c2a54a489d
hexaea40a26fe3

12001223012323 has 8 divisors (see below), whose sum is σ = 12415123309680. Its totient is φ = 11587327049760.

The previous prime is 12001223012281. The next prime is 12001223012377. The reversal of 12001223012323 is 32321032210021.

12001223012323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12001223012323 - 217 = 12001222881251 is a prime.

It is a super-2 number, since 2×120012230123232 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12001223012294 and 12001223012303.

It is not an unprimeable number, because it can be changed into a prime (12001223012393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5158428 + ... + 7114198.

It is an arithmetic number, because the mean of its divisors is an integer number (1551890413710).

Almost surely, 212001223012323 is an apocalyptic number.

12001223012323 is a deficient number, since it is larger than the sum of its proper divisors (413900297357).

12001223012323 is a wasteful number, since it uses less digits than its factorization.

12001223012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167397.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12001223012323 its reverse (32321032210021), we get a palindrome (44322255222344).

The spelling of 12001223012323 in words is "twelve trillion, one billion, two hundred twenty-three million, twelve thousand, three hundred twenty-three".

Divisors: 1 29 211597 1955771 6136313 56717359 413835276287 12001223012323