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13200222811 = 19694748569
BaseRepresentation
bin11000100101100101…
…10110101001011011
31021001221112210112011
430102302312221123
5204013224112221
610021502330351
7645054020416
oct142262665133
937057483464
1013200222811
1156641aa856
1226848899b7
131324a06539
148d31a8b7d
15523d021e1
hex312cb6a5b

13200222811 has 4 divisors (see below), whose sum is σ = 13894971400. Its totient is φ = 12505474224.

The previous prime is 13200222769. The next prime is 13200222863. The reversal of 13200222811 is 11822200231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11822200231 = 17695423543.

It is a cyclic number.

It is not a de Polignac number, because 13200222811 - 223 = 13191834203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13200222881) 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, 347374266 + ... + 347374303.

It is an arithmetic number, because the mean of its divisors is an integer number (3473742850).

Almost surely, 213200222811 is an apocalyptic number.

13200222811 is a deficient number, since it is larger than the sum of its proper divisors (694748589).

13200222811 is an equidigital number, since it uses as much as digits as its factorization.

13200222811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694748588.

The product of its (nonzero) digits is 384, while the sum is 22.

The spelling of 13200222811 in words is "thirteen billion, two hundred million, two hundred twenty-two thousand, eight hundred eleven".

Divisors: 1 19 694748569 13200222811