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12001001002010 = 255322643398117
BaseRepresentation
bin1010111010100011001101…
…1001101101010000011010
31120111021200101122021101222
42232220303121231100122
53033111022224031020
641305103405012042
72346020664255506
oct256506331552032
946437611567358
1012001001002010
113907661222499
121419a5ab54022
136908c6bbab77
142d6bcc90b306
1515c290c4db25
hexaea3366d41a

12001001002010 has 16 divisors (see below), whose sum is σ = 22009382970696. Its totient is φ = 4709826808128.

The previous prime is 12001001001967. The next prime is 12001001002019. The reversal of 12001001002010 is 1020010010021.

12001001002010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10073393647321 + 1927607354689 = 3173861^2 + 1388383^2 .

It is not an unprimeable number, because it can be changed into a prime (12001001002019) 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, 11321698529 + ... + 11321699588.

Almost surely, 212001001002010 is an apocalyptic number.

12001001002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001001002010 is a deficient number, since it is larger than the sum of its proper divisors (10008381968686).

12001001002010 is a wasteful number, since it uses less digits than its factorization.

12001001002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22643398177.

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

Adding to 12001001002010 its reverse (1020010010021), we get a palindrome (13021011012031).

The spelling of 12001001002010 in words is "twelve trillion, one billion, one million, two thousand, ten".

Divisors: 1 2 5 10 53 106 265 530 22643398117 45286796234 113216990585 226433981170 1200100100201 2400200200402 6000500501005 12001001002010