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12010200021012 = 22312974973155171
BaseRepresentation
bin1010111011000101011110…
…1101001011100000010100
31120112011102111012212011110
42232301113231023200110
53033233342201133022
641313224255535020
72346464644530054
oct256612755134024
946464374185143
1012010200021012
113910551896636
12141b7a782a470
13691731970a8b
142d742252b564
1515c62d63e00c
hexaec57b4b814

12010200021012 has 48 divisors (see below), whose sum is σ = 28051226989632. Its totient is φ = 3999483164160.

The previous prime is 12010200020971. The next prime is 12010200021013. The reversal of 12010200021012 is 21012000201021.

12010200021012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010200021013) 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, 77322187 + ... + 77477357.

It is an arithmetic number, because the mean of its divisors is an integer number (584400562284).

Almost surely, 212010200021012 is an apocalyptic number.

12010200021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12010200021012 is an abundant number, since it is smaller than the sum of its proper divisors (16041026968620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010200021012 is a wasteful number, since it uses less digits than its factorization.

12010200021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161448 (or 161446 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12010200021012 its reverse (21012000201021), we get a palindrome (33022200222033).

The spelling of 12010200021012 in words is "twelve trillion, ten billion, two hundred million, twenty-one thousand, twelve".

Divisors: 1 2 3 4 6 12 1297 2594 3891 4973 5188 7782 9946 14919 15564 19892 29838 59676 155171 310342 465513 620684 931026 1862052 6449981 12899962 19349943 25799924 38699886 77399772 201256787 402513574 603770361 771665383 805027148 1207540722 1543330766 2314996149 2415081444 3086661532 4629992298 9259984596 1000850001751 2001700003502 3002550005253 4003400007004 6005100010506 12010200021012