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2020221220112 = 24364334659299
BaseRepresentation
bin11101011001011110100…
…100010111010100010000
321011010112200122021011022
4131121132210113110100
5231044403113020422
64144024331535012
7265645652016404
oct35313644272420
97133480567138
102020221220112
11709853236847
12287647bba468
13118676a15b84
146daca2bd104
153783d395342
hex1d65e917510

2020221220112 has 20 divisors (see below), whose sum is σ = 3915253165200. Its totient is φ = 1009833306528.

The previous prime is 2020221220099. The next prime is 2020221220123. The reversal of 2020221220112 is 2110221220202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17271362 + ... + 17387937.

It is an arithmetic number, because the mean of its divisors is an integer number (195762658260).

Almost surely, 22020221220112 is an apocalyptic number.

It is an amenable number.

2020221220112 is a deficient number, since it is larger than the sum of its proper divisors (1895031945088).

2020221220112 is a wasteful number, since it uses less digits than its factorization.

2020221220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34662950 (or 34662944 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2020221220112 its reverse (2110221220202), we get a palindrome (4130442440314).

The spelling of 2020221220112 in words is "two trillion, twenty billion, two hundred twenty-one million, two hundred twenty thousand, one hundred twelve".

Divisors: 1 2 4 8 16 3643 7286 14572 29144 58288 34659299 69318598 138637196 277274392 554548784 126263826257 252527652514 505055305028 1010110610056 2020221220112