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12020020220011 = 103311375238667
BaseRepresentation
bin1010111011101010000100…
…0010010001000001101011
31120120002202212122122200111
42232322201002101001223
53033414000134020021
641321530540515151
72350263210042616
oct256724102210153
946502685578614
1012020020220011
113914731064481
12142168854bab7
13692638326b0b
142d7ab484917d
1515ca058328e1
hexaeea109106b

12020020220011 has 8 divisors (see below), whose sum is σ = 12175744299264. Its totient is φ = 11865046618920.

The previous prime is 12020020220003. The next prime is 12020020220017. The reversal of 12020020220011 is 11002202002021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12020020220011 - 23 = 12020020220003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12020020219973 and 12020020220000.

It is not an unprimeable number, because it can be changed into a prime (12020020220017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187587301 + ... + 187651366.

It is an arithmetic number, because the mean of its divisors is an integer number (1521968037408).

Almost surely, 212020020220011 is an apocalyptic number.

12020020220011 is a deficient number, since it is larger than the sum of its proper divisors (155724079253).

12020020220011 is a wasteful number, since it uses less digits than its factorization.

12020020220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375239081.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12020020220011 its reverse (11002202002021), we get a palindrome (23022222222032).

The spelling of 12020020220011 in words is "twelve trillion, twenty billion, twenty million, two hundred twenty thousand, eleven".

Divisors: 1 103 311 32033 375238667 38649582701 116699225437 12020020220011