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12012002010103 = 2341107119047403
BaseRepresentation
bin1010111011001100001100…
…0111001110001111110111
31120112100002001222101111011
42232303003013032033313
53033301040003310403
641314123150453051
72346560415300424
oct256630307161767
946470061871434
1012012002010103
113911296a89717
12142000b204187
1369195b0a9304
142d75539a0d4b
1515c6d693ba6d
hexaecc31ce3f7

12012002010103 has 16 divisors (see below), whose sum is σ = 12959976589056. Its totient is φ = 11104741658560.

The previous prime is 12012002010059. The next prime is 12012002010119. The reversal of 12012002010103 is 30101020021021.

It is not a de Polignac number, because 12012002010103 - 225 = 12011968455671 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 (12012002010193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59422801 + ... + 59624602.

It is an arithmetic number, because the mean of its divisors is an integer number (809998536816).

Almost surely, 212012002010103 is an apocalyptic number.

12012002010103 is a deficient number, since it is larger than the sum of its proper divisors (947974578953).

12012002010103 is a wasteful number, since it uses less digits than its factorization.

12012002010103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119047574.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12012002010103 its reverse (30101020021021), we get a palindrome (42113022031124).

The spelling of 12012002010103 in words is "twelve trillion, twelve billion, two million, ten thousand, one hundred three".

Divisors: 1 23 41 107 943 2461 4387 100901 119047403 2738090269 4880943523 12738072121 112261701029 292975658783 522260956961 12012002010103