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12300201311 = 32533781187
BaseRepresentation
bin10110111010010011…
…00010110101011111
31011202012222222010112
423131021202311133
5200142322420221
65352312000235
7613544662136
oct133511426537
934665888115
1012300201311
115242163332
12247339007b
131210403138
1484984491d
154becbe15b
hex2dd262d5f

12300201311 has 4 divisors (see below), whose sum is σ = 12303985752. Its totient is φ = 12296416872.

The previous prime is 12300201289. The next prime is 12300201313. The reversal of 12300201311 is 11310200321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11310200321 = 71615742903.

It is a cyclic number.

It is not a de Polignac number, because 12300201311 - 210 = 12300200287 is a prime.

It is a super-2 number, since 2×123002013112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300201313) 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, 1887341 + ... + 1893846.

It is an arithmetic number, because the mean of its divisors is an integer number (3075996438).

Almost surely, 212300201311 is an apocalyptic number.

12300201311 is a deficient number, since it is larger than the sum of its proper divisors (3784441).

12300201311 is an equidigital number, since it uses as much as digits as its factorization.

12300201311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3784440.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12300201311 its reverse (11310200321), we get a palindrome (23610401632).

The spelling of 12300201311 in words is "twelve billion, three hundred million, two hundred one thousand, three hundred eleven".

Divisors: 1 3253 3781187 12300201311