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202223020230 = 23357112884267
BaseRepresentation
bin1011110001010101101…
…1100110100011000110
3201022222021021210222000
42330111123212203012
511303123043121410
6232522221050130
720416163211360
oct2742533464306
9638867253860
10202223020230
1178842694200
12332380b6946
13160b9a5086a
149b05431d30
1553d86dbdc0
hex2f156e68c6

202223020230 has 192 divisors, whose sum is σ = 677420029440. Its totient is φ = 42020320320.

The previous prime is 202223020217. The next prime is 202223020249. The reversal of 202223020230 is 32020322202.

202223020230 is a `hidden beast` number, since 202 + 2 + 230 + 2 + 0 + 230 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 213444 + ... + 670823.

It is an arithmetic number, because the mean of its divisors is an integer number (3528229320).

Almost surely, 2202223020230 is an apocalyptic number.

202223020230 is an abundant number, since it is smaller than the sum of its proper divisors (475197009210).

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

202223020230 is a wasteful number, since it uses less digits than its factorization.

202223020230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884312 (or 884295 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 202223020230 its reverse (32020322202), we get a palindrome (234243342432).

The spelling of 202223020230 in words is "two hundred two billion, two hundred twenty-three million, twenty thousand, two hundred thirty".