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2012222133213 = 3670740711071
BaseRepresentation
bin11101010010000001110…
…010010001001111011101
321010100220012221112210120
4131102001302101033131
5230432012331230323
64140222503425153
7265243511631345
oct35220162211735
97110805845716
102012222133213
11706418a32426
12285b951551b9
131179a0732566
146d56bbb1d25
1537520eca5e3
hex1d481c913dd

2012222133213 has 4 divisors (see below), whose sum is σ = 2682962844288. Its totient is φ = 1341481422140.

The previous prime is 2012222133211. The next prime is 2012222133217. The reversal of 2012222133213 is 3123312222102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2012222133213 - 21 = 2012222133211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012222133211) 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, 335370355533 + ... + 335370355538.

It is an arithmetic number, because the mean of its divisors is an integer number (670740711072).

Almost surely, 22012222133213 is an apocalyptic number.

It is an amenable number.

2012222133213 is a deficient number, since it is larger than the sum of its proper divisors (670740711075).

2012222133213 is an equidigital number, since it uses as much as digits as its factorization.

2012222133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670740711074.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2012222133213 its reverse (3123312222102), we get a palindrome (5135534355315).

The spelling of 2012222133213 in words is "two trillion, twelve billion, two hundred twenty-two million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 3 670740711071 2012222133213