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1210020020022 = 231118333636667
BaseRepresentation
bin10001100110111010110…
…100000011111100110110
311021200021101010212102010
4101212322310003330312
5124311110111120042
62323513040225050
7153264265316262
oct21467264037466
94250241125363
101210020020022
11427191835480
1217661530b186
138a148494738
14427cb1bd0a2
152171e70059c
hex119bad03f36

1210020020022 has 16 divisors (see below), whose sum is σ = 2640043680192. Its totient is φ = 366672733320.

The previous prime is 1210020020021. The next prime is 1210020020039. The reversal of 1210020020022 is 2200200200121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210020020021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9166818268 + ... + 9166818399.

It is an arithmetic number, because the mean of its divisors is an integer number (165002730012).

Almost surely, 21210020020022 is an apocalyptic number.

1210020020022 is an abundant number, since it is smaller than the sum of its proper divisors (1430023660170).

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

1210020020022 is a wasteful number, since it uses less digits than its factorization.

1210020020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18333636683.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1210020020022 its reverse (2200200200121), we get a palindrome (3410220220143).

The spelling of 1210020020022 in words is "one trillion, two hundred ten billion, twenty million, twenty thousand, twenty-two".

Divisors: 1 2 3 6 11 22 33 66 18333636667 36667273334 55000910001 110001820002 201670003337 403340006674 605010010011 1210020020022