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12000002012 = 2215119867553
BaseRepresentation
bin10110010110100000…
…10111111111011100
31010222022010021002222
423023100113333130
5144034000031022
65302425404512
7603241222415
oct131320277734
933868107088
1012000002012
1150a8763139
1223aa939738
13119316570b
1481ba1c80c
154a3771242
hex2cb417fdc

12000002012 has 12 divisors (see below), whose sum is σ = 21139077456. Its totient is φ = 5960265600.

The previous prime is 12000002011. The next prime is 12000002081. The reversal of 12000002012 is 21020000021.

Adding to 12000002012 its reverse (21020000021), we get a palindrome (33020002033).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000002011) 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, 9933173 + ... + 9934380.

It is an arithmetic number, because the mean of its divisors is an integer number (1761589788).

Almost surely, 212000002012 is an apocalyptic number.

It is an amenable number.

12000002012 is a deficient number, since it is larger than the sum of its proper divisors (9139075444).

12000002012 is a wasteful number, since it uses less digits than its factorization.

12000002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19867708 (or 19867706 counting only the distinct ones).

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

The spelling of 12000002012 in words is "twelve billion, two thousand, twelve".

Divisors: 1 2 4 151 302 604 19867553 39735106 79470212 3000000503 6000001006 12000002012