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201200120013 = 3181370534291
BaseRepresentation
bin1011101101100001110…
…1100011000011001101
3201020022222112002122210
42323120131203003031
511244024212320023
6232232520501033
720351632542114
oct2733035430315
9636288462583
10201200120013
117836824a122
1232bb161a779
1315c85b56169
149a49642c7b
1553789d5593
hex2ed87630cd

201200120013 has 8 divisors (see below), whose sum is σ = 269748964576. Its totient is φ = 133392344400.

The previous prime is 201200119963. The next prime is 201200120027. The reversal of 201200120013 is 310021002102.

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

It is not a de Polignac number, because 201200120013 - 222 = 201195925709 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 (201200120113) 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, 185266603 + ... + 185267688.

It is an arithmetic number, because the mean of its divisors is an integer number (33718620572).

Almost surely, 2201200120013 is an apocalyptic number.

It is an amenable number.

201200120013 is a deficient number, since it is larger than the sum of its proper divisors (68548844563).

201200120013 is a wasteful number, since it uses less digits than its factorization.

201200120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370534475.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 201200120013 its reverse (310021002102), we get a palindrome (511221122115).

The spelling of 201200120013 in words is "two hundred one billion, two hundred million, one hundred twenty thousand, thirteen".

Divisors: 1 3 181 543 370534291 1111602873 67066706671 201200120013