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13202130213 = 321879780683
BaseRepresentation
bin11000100101110100…
…01000010100100101
31021002002010200222200
430102322020110211
5204014221131323
610022011245113
7645106153356
oct142272102445
937062120880
1013202130213
115665292918
122685449799
13132522378c
148d3543d2d
1552407c443
hex312e88525

13202130213 has 12 divisors (see below), whose sum is σ = 19079916960. Its totient is φ = 8796724776.

The previous prime is 13202130197. The next prime is 13202130233. The reversal of 13202130213 is 31203120231.

13202130213 is a `hidden beast` number, since 1 + 320 + 2 + 130 + 213 = 666.

It is not a de Polignac number, because 13202130213 - 24 = 13202130197 is a prime.

It is a super-2 number, since 2×132021302132 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13202130233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373431 + ... + 407252.

It is an arithmetic number, because the mean of its divisors is an integer number (1589993080).

Almost surely, 213202130213 is an apocalyptic number.

It is an amenable number.

13202130213 is a deficient number, since it is larger than the sum of its proper divisors (5877786747).

13202130213 is a wasteful number, since it uses less digits than its factorization.

13202130213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782568 (or 782565 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13202130213 its reverse (31203120231), we get a palindrome (44405250444).

The spelling of 13202130213 in words is "thirteen billion, two hundred two million, one hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 9 1879 5637 16911 780683 2342049 7026147 1466903357 4400710071 13202130213