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2012230302013 = 19365393159437
BaseRepresentation
bin11101010010000010010…
…001011011100100111101
321010100220210022120021201
4131102002101123210331
5230432021424131023
64140223354455501
7265243641233161
oct35220221334475
97110823276251
102012230302013
117064226017a8
12285b97a34591
131179a2332779
146d56ccdaca1
1537521a90bad
hex1d48245b93d

2012230302013 has 8 divisors (see below), whose sum is σ = 2022699982968. Its totient is φ = 2001761071104.

The previous prime is 2012230301959. The next prime is 2012230302079. The reversal of 2012230302013 is 3102030322102.

It can be written as a sum of positive squares in 4 ways, for example, as 6772137849 + 2005458164164 = 82293^2 + 1416142^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2012230302013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012230302413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12541131 + ... + 12700567.

It is an arithmetic number, because the mean of its divisors is an integer number (252837497871).

Almost surely, 22012230302013 is an apocalyptic number.

It is an amenable number.

2012230302013 is a deficient number, since it is larger than the sum of its proper divisors (10469680955).

2012230302013 is a wasteful number, since it uses less digits than its factorization.

2012230302013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225023.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2012230302013 its reverse (3102030322102), we get a palindrome (5114260624115).

The spelling of 2012230302013 in words is "two trillion, twelve billion, two hundred thirty million, three hundred two thousand, thirteen".

Divisors: 1 193 65393 159437 12620849 30771341 10426063741 2012230302013