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12002011231333 = 62683191471551
BaseRepresentation
bin1010111010100110111110…
…0111011011010001100101
31120111101021210120020111211
42232221233213123101211
53033120104333400313
641305351533431421
72346055012132504
oct256515747332145
946441253506454
1012002011231333
11390802a4a2762
12141a0a133b571
13690a2829a0b6
142d6c86b5c83b
1515c2ee7a0e3d
hexaea6f9db465

12002011231333 has 4 divisors (see below), whose sum is σ = 12002202765568. Its totient is φ = 12001819697100.

The previous prime is 12002011231297. The next prime is 12002011231351. The reversal of 12002011231333 is 33313211020021.

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 not a de Polignac number, because 12002011231333 - 29 = 12002011230821 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 (12002411231333) 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, 95673093 + ... + 95798458.

It is an arithmetic number, because the mean of its divisors is an integer number (3000550691392).

Almost surely, 212002011231333 is an apocalyptic number.

It is an amenable number.

12002011231333 is a deficient number, since it is larger than the sum of its proper divisors (191534235).

12002011231333 is an equidigital number, since it uses as much as digits as its factorization.

12002011231333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191534234.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12002011231333 its reverse (33313211020021), we get a palindrome (45315222251354).

The spelling of 12002011231333 in words is "twelve trillion, two billion, eleven million, two hundred thirty-one thousand, three hundred thirty-three".

Divisors: 1 62683 191471551 12002011231333