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2020122203 = 11283648931
BaseRepresentation
bin111100001101000…
…1001111001011011
312012210012211200212
41320122021321123
513114122402303
6532242121335
7101026520051
oct17032117133
95183184625
102020122203
11947340790
1248465024b
132626a12a8
141524161d1
15bc539ad8
hex78689e5b

2020122203 has 8 divisors (see below), whose sum is σ = 2211560256. Its totient is φ = 1829982600.

The previous prime is 2020122197. The next prime is 2020122227. The reversal of 2020122203 is 3022210202.

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 2020122203 - 216 = 2020056667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020122103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321353 + ... + 327578.

It is an arithmetic number, because the mean of its divisors is an integer number (276445032).

Almost surely, 22020122203 is an apocalyptic number.

2020122203 is a deficient number, since it is larger than the sum of its proper divisors (191438053).

2020122203 is a wasteful number, since it uses less digits than its factorization.

2020122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649225.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2020122203 is about 44945.7695784598. The cubic root of 2020122203 is about 1264.1323557108.

Adding to 2020122203 its reverse (3022210202), we get a palindrome (5042332405).

The spelling of 2020122203 in words is "two billion, twenty million, one hundred twenty-two thousand, two hundred three".

Divisors: 1 11 283 3113 648931 7138241 183647473 2020122203