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211202002211112 = 23321114915031119069
BaseRepresentation
bin110000000001011001001100…
…010100010101000100101000
31000200210201021200002021200100
4300001121030110111010220
5210140313200031223422
62025104505501305400
762325561334126263
oct6001311424250450
91020721250067610
10211202002211112
11613282a2250290
121b830443265260
1390b03567719b3
143a2233514dcda
151963cae86a7ac
hexc0164c515128

211202002211112 has 192 divisors, whose sum is σ = 628240944240000. Its totient is φ = 63566309260800.

The previous prime is 211202002211023. The next prime is 211202002211117. The reversal of 211202002211112 is 211112200202112.

211202002211112 is a `hidden beast` number, since 21 + 120 + 200 + 2 + 211 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (211202002211117) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1773718714 + ... + 1773837782.

It is an arithmetic number, because the mean of its divisors is an integer number (3272088251250).

Almost surely, 2211202002211112 is an apocalyptic number.

211202002211112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211202002211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314120472120000).

211202002211112 is an abundant number, since it is smaller than the sum of its proper divisors (417038942028888).

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

211202002211112 is a wasteful number, since it uses less digits than its factorization.

211202002211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134272 (or 134265 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211202002211112 its reverse (211112200202112), we get a palindrome (422314202413224).

The spelling of 211202002211112 in words is "two hundred eleven trillion, two hundred two billion, two million, two hundred eleven thousand, one hundred twelve".