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12010010022012 = 22315127772386763
BaseRepresentation
bin1010111011000100110001…
…1000011001000001111100
31120112010221020200220112110
42232301030120121001330
53033233000031201022
641313153351334020
72346460146545112
oct256611430310174
946463836626473
1012010010022012
113910464614572
12141b754081310
136917014a8932
142d74051cdab2
1515c61bb0d00c
hexaec4c61907c

12010010022012 has 48 divisors (see below), whose sum is σ = 28219111748352. Its totient is φ = 3975390787200.

The previous prime is 12010010021981. The next prime is 12010010022019. The reversal of 12010010022012 is 21022001001021.

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 (12010010022019) 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, 3838543 + ... + 6225305.

It is an arithmetic number, because the mean of its divisors is an integer number (587898161424).

Almost surely, 212010010022012 is an apocalyptic number.

12010010022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12010010022012 is an abundant number, since it is smaller than the sum of its proper divisors (16209101726340).

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

12010010022012 is a wasteful number, since it uses less digits than its factorization.

12010010022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389698 (or 2389696 counting only the distinct ones).

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

Adding to 12010010022012 its reverse (21022001001021), we get a palindrome (33032011023033).

The spelling of 12010010022012 in words is "twelve trillion, ten billion, ten million, twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 151 302 453 604 906 1812 2777 5554 8331 11108 16662 33324 419327 838654 1257981 1677308 2386763 2515962 4773526 5031924 7160289 9547052 14320578 28641156 360401213 720802426 1081203639 1441604852 2162407278 4324814556 6628040851 13256081702 19884122553 26512163404 39768245106 79536490212 1000834168501 2001668337002 3002502505503 4003336674004 6005005011006 12010010022012