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2020212122122 = 27639431322227
BaseRepresentation
bin11101011001011110000…
…001101010001000001010
321011010112001112001001201
4131121132001222020022
5231044343300401442
64144023404534414
7265645511464555
oct35313601521012
97133461461051
102020212122122
11709849092347
12287644b5140a
13118674b7ba4c
146dac8dd169c
153783c6997b7
hex1d65e06a20a

2020212122122 has 8 divisors (see below), whose sum is σ = 3030324441696. Its totient is φ = 1010103974892.

The previous prime is 2020212122099. The next prime is 2020212122141. The reversal of 2020212122122 is 2212212120202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2020212122122.

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, 866773 + ... + 2188999.

It is an arithmetic number, because the mean of its divisors is an integer number (378790555212).

Almost surely, 22020212122122 is an apocalyptic number.

2020212122122 is a deficient number, since it is larger than the sum of its proper divisors (1010112319574).

2020212122122 is a wasteful number, since it uses less digits than its factorization.

2020212122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086172.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2020212122122 its reverse (2212212120202), we get a palindrome (4232424242324).

The spelling of 2020212122122 in words is "two trillion, twenty billion, two hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 763943 1322227 1527886 2644454 1010106061061 2020212122122