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13213203011 = 831060115017
BaseRepresentation
bin11000100111001000…
…10111101001000011
31021002211222021000022
430103210113221003
5204030034444021
610023044444055
7645302241521
oct142344275103
937084867008
1013213203011
115670565a98
1226890a962b
1313275cc728
148d4bc7311
155250181ab
hex313917a43

13213203011 has 8 divisors (see below), whose sum is σ = 13374550224. Its totient is φ = 13051907200.

The previous prime is 13213203007. The next prime is 13213203019. The reversal of 13213203011 is 11030231231.

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 13213203011 - 22 = 13213203007 is a prime.

It is a super-2 number, since 2×132132030112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13213203019) 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, 872375 + ... + 887391.

It is an arithmetic number, because the mean of its divisors is an integer number (1671818778).

Almost surely, 213213203011 is an apocalyptic number.

13213203011 is a deficient number, since it is larger than the sum of its proper divisors (161347213).

13213203011 is a wasteful number, since it uses less digits than its factorization.

13213203011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25701.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13213203011 its reverse (11030231231), we get a palindrome (24243434242).

The spelling of 13213203011 in words is "thirteen billion, two hundred thirteen million, two hundred three thousand, eleven".

Divisors: 1 83 10601 15017 879883 1246411 159195217 13213203011