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12010122002101 = 472835571621093
BaseRepresentation
bin1010111011000101001100…
…0011100011111010110101
31120112011020001102002100011
42232301103003203322311
53033233212213031401
641313212431420221
72346463006424506
oct256612303437265
946464201362304
1012010122002101
1139105118488a3
12141b785684671
1369171b755342
142d741601cbad
1515c62687c451
hexaec530e3eb5

12010122002101 has 16 divisors (see below), whose sum is σ = 12331104401664. Its totient is φ = 11692015815744.

The previous prime is 12010122002069. The next prime is 12010122002119. The reversal of 12010122002101 is 10120022101021.

It is not a de Polignac number, because 12010122002101 - 25 = 12010122002069 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 (12010122002701) 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, 6598111 + ... + 8219203.

It is an arithmetic number, because the mean of its divisors is an integer number (770694025104).

Almost surely, 212010122002101 is an apocalyptic number.

It is an amenable number.

12010122002101 is a deficient number, since it is larger than the sum of its proper divisors (320982399563).

12010122002101 is a wasteful number, since it uses less digits than its factorization.

12010122002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621980.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12010122002101 its reverse (10120022101021), we get a palindrome (22130144103122).

The spelling of 12010122002101 in words is "twelve trillion, ten billion, one hundred twenty-two million, two thousand, one hundred one".

Divisors: 1 47 283 557 13301 26179 157631 1621093 7408657 76191371 458769319 902948801 21562157993 42438593647 255534510683 12010122002101