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213300143131 = 172738062779
BaseRepresentation
bin1100011010100110101…
…1011110010000011011
3202101120020211221221011
43012221223132100123
511443314314040011
6241553322154351
721260530205335
oct3065153362033
9671506757834
10213300143131
1182507408629
12354099529b7
131716393bb5a
14a47665a455
155835e12621
hex31a9ade41b

213300143131 has 6 divisors (see below), whose sum is σ = 226585273460. Its totient is φ = 200753075616.

The previous prime is 213300143081. The next prime is 213300143153. The reversal of 213300143131 is 131341003312.

It is not a de Polignac number, because 213300143131 - 221 = 213298045979 is a prime.

It is a super-2 number, since 2×2133001431312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213300143171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369031101 + ... + 369031678.

Almost surely, 2213300143131 is an apocalyptic number.

213300143131 is a deficient number, since it is larger than the sum of its proper divisors (13285130329).

213300143131 is an equidigital number, since it uses as much as digits as its factorization.

213300143131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738062813 (or 738062796 counting only the distinct ones).

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

Adding to 213300143131 its reverse (131341003312), we get a palindrome (344641146443).

The spelling of 213300143131 in words is "two hundred thirteen billion, three hundred million, one hundred forty-three thousand, one hundred thirty-one".

Divisors: 1 17 289 738062779 12547067243 213300143131