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1201000211 = 28311233779
BaseRepresentation
bin100011110010101…
…1100111100010011
310002200220010120022
41013211130330103
54424424001321
6315101334055
741522222225
oct10745347423
93080803508
101201000211
11566a2a264
1229626732b
13161a84818
14b5710415
1570686dab
hex4795cf13

1201000211 has 8 divisors (see below), whose sum is σ = 1206636480. Its totient is φ = 1195374312.

The previous prime is 1201000201. The next prime is 1201000219. The reversal of 1201000211 is 1120001021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201000211 - 214 = 1200983827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201000219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315920 + ... + 319698.

It is an arithmetic number, because the mean of its divisors is an integer number (150829560).

Almost surely, 21201000211 is an apocalyptic number.

1201000211 is a deficient number, since it is larger than the sum of its proper divisors (5636269).

1201000211 is a wasteful number, since it uses less digits than its factorization.

1201000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1201000211 is about 34655.4499465813. The cubic root of 1201000211 is about 1062.9537324102.

Adding to 1201000211 its reverse (1120001021), we get a palindrome (2321001232).

The spelling of 1201000211 in words is "one billion, two hundred one million, two hundred eleven", and thus it is an aban number.

Divisors: 1 283 1123 3779 317809 1069457 4243817 1201000211