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201213232311999 = 3127528118719979
BaseRepresentation
bin101101110000000010011011…
…001111000110111010111111
3222101102210112010021021011110
4231300002123033012322333
5202333134144432440444
61551540025520253103
760245114320650615
oct5560023317067277
9871383463237143
10201213232311999
1159127064027286
121a698580471193
138837432106cab
143798ab56ab6b5
15183e0407b9cb9
hexb7009b3c6ebf

201213232311999 has 8 divisors (see below), whose sum is σ = 270396784629760. Its totient is φ = 133085917434456.

The previous prime is 201213232311979. The next prime is 201213232312009. The reversal of 201213232311999 is 999113232312102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201213232311999 - 212 = 201213232307903 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 (201213232311979) 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, 264059359609 + ... + 264059360370.

It is an arithmetic number, because the mean of its divisors is an integer number (33799598078720).

Almost surely, 2201213232311999 is an apocalyptic number.

201213232311999 is a deficient number, since it is larger than the sum of its proper divisors (69183552317761).

201213232311999 is a wasteful number, since it uses less digits than its factorization.

201213232311999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528118720109.

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 201213232311999 in words is "two hundred one trillion, two hundred thirteen billion, two hundred thirty-two million, three hundred eleven thousand, nine hundred ninety-nine".

Divisors: 1 3 127 381 528118719979 1584356159937 67071077437333 201213232311999