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12213131200311 = 326459153862343
BaseRepresentation
bin1011000110111001011101…
…0110001100011100110111
31121020120020010000212202010
42301232113112030130313
53100044443041402221
641550345055215303
72400240530224236
oct261562726143467
947216203025663
1012213131200311
113989618192168
121452ba0b17533
136a7902329672
14303193a1cb1d
15162a590b0c76
hexb1b9758c737

12213131200311 has 8 divisors (see below), whose sum is σ = 16284790488960. Its totient is φ = 8141779689272.

The previous prime is 12213131200289. The next prime is 12213131200321. The reversal of 12213131200311 is 11300213131221.

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 12213131200311 - 29 = 12213131199799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213131200321) 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, 76851795 + ... + 77010548.

It is an arithmetic number, because the mean of its divisors is an integer number (2035598811120).

Almost surely, 212213131200311 is an apocalyptic number.

12213131200311 is a deficient number, since it is larger than the sum of its proper divisors (4071659288649).

12213131200311 is a wasteful number, since it uses less digits than its factorization.

12213131200311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153888805.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12213131200311 its reverse (11300213131221), we get a palindrome (23513344331532).

The spelling of 12213131200311 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-one million, two hundred thousand, three hundred eleven".

Divisors: 1 3 26459 79377 153862343 461587029 4071043733437 12213131200311