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12010110111211 = 60531984158287
BaseRepresentation
bin1010111011000101001001…
…0110001100110111101011
31120112011012020000222002211
42232301102112030313223
53033233201142024321
641313211324505551
72346462503361262
oct256612226146753
946464166028084
1012010110111211
113910506067013
12141b7816ab2b7
13691719150c04
142d74146055d9
1515c6257ce0e1
hexaec5258cdeb

12010110111211 has 4 divisors (see below), whose sum is σ = 12012094275552. Its totient is φ = 12008125946872.

The previous prime is 12010110111193. The next prime is 12010110111271. The reversal of 12010110111211 is 11211101101021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12010110111211 - 25 = 12010110111179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010110111191 and 12010110111200.

It is not an unprimeable number, because it can be changed into a prime (12010110111271) 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, 992073091 + ... + 992085196.

It is an arithmetic number, because the mean of its divisors is an integer number (3003023568888).

Almost surely, 212010110111211 is an apocalyptic number.

12010110111211 is a deficient number, since it is larger than the sum of its proper divisors (1984164341).

12010110111211 is an equidigital number, since it uses as much as digits as its factorization.

12010110111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984164340.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 12010110111211 its reverse (11211101101021), we get a palindrome (23221211212232).

The spelling of 12010110111211 in words is "twelve trillion, ten billion, one hundred ten million, one hundred eleven thousand, two hundred eleven".

Divisors: 1 6053 1984158287 12010110111211