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2022102223 = 7128480313
BaseRepresentation
bin111100010000110…
…1101010011001111
312012220221102202221
41320201231103033
513120124232343
6532352400211
7101052404521
oct17041552317
95186842687
102022102223
11948473369
12485246067
13262c155bb
141527ada11
15bc7cb5ed
hex7886d4cf

2022102223 has 4 divisors (see below), whose sum is σ = 2050582608. Its totient is φ = 1993621840.

The previous prime is 2022102217. The next prime is 2022102233. The reversal of 2022102223 is 3222012202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2022102223 - 217 = 2021971151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022102197 and 2022102206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022102233) 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 3 ways as a sum of consecutive naturals, for example, 14240086 + ... + 14240227.

It is an arithmetic number, because the mean of its divisors is an integer number (512645652).

Almost surely, 22022102223 is an apocalyptic number.

2022102223 is a deficient number, since it is larger than the sum of its proper divisors (28480385).

2022102223 is an equidigital number, since it uses as much as digits as its factorization.

2022102223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28480384.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2022102223 is about 44967.7909508573. The cubic root of 2022102223 is about 1264.5452333765.

Adding to 2022102223 its reverse (3222012202), we get a palindrome (5244114425).

The spelling of 2022102223 in words is "two billion, twenty-two million, one hundred two thousand, two hundred twenty-three".

Divisors: 1 71 28480313 2022102223