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12020020211298 = 2311296280052357
BaseRepresentation
bin1010111011101010000100…
…0010001110111001100010
31120120002202212122012201210
42232322201002032321202
53033414000133230143
641321530540410550
72350263210005331
oct256724102167142
946502685565653
1012020020211298
113914731058980
121421688546a56
13692638322b68
142d7ab4845d18
1515ca05830033
hexaeea108ee62

12020020211298 has 32 divisors (see below), whose sum is σ = 27129826186560. Its totient is φ = 3516829319360.

The previous prime is 12020020211261. The next prime is 12020020211299. The reversal of 12020020211298 is 89211202002021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12020020211299) 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, 3140024265 + ... + 3140028092.

It is an arithmetic number, because the mean of its divisors is an integer number (847807068330).

Almost surely, 212020020211298 is an apocalyptic number.

12020020211298 is an abundant number, since it is smaller than the sum of its proper divisors (15109805975262).

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

12020020211298 is a wasteful number, since it uses less digits than its factorization.

12020020211298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6280052402.

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 12020020211298 in words is "twelve trillion, twenty billion, twenty million, two hundred eleven thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 11 22 29 33 58 66 87 174 319 638 957 1914 6280052357 12560104714 18840157071 37680314142 69080575927 138161151854 182121518353 207241727781 364243036706 414483455562 546364555059 1092729110118 2003336701883 4006673403766 6010010105649 12020020211298