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20230002223 = 149277490151
BaseRepresentation
bin10010110101110011…
…010101011000101111
31221012212022120222121
4102311303111120233
5312412340032343
613143223053411
71314214116214
oct226563253057
957185276877
1020230002223
118641344102
123b06ba1267
131ba5237c22
14d9ca77b0b
157d604eaed
hex4b5cd562f

20230002223 has 8 divisors (see below), whose sum is σ = 20439338400. Its totient is φ = 20021647200.

The previous prime is 20230002173. The next prime is 20230002257. The reversal of 20230002223 is 32220003202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20230002223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20230002197 and 20230002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230002283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203803 + ... + 286348.

It is an arithmetic number, because the mean of its divisors is an integer number (2554917300).

Almost surely, 220230002223 is an apocalyptic number.

20230002223 is a deficient number, since it is larger than the sum of its proper divisors (209336177).

20230002223 is a wasteful number, since it uses less digits than its factorization.

20230002223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490577.

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 20230002223 its reverse (32220003202), we get a palindrome (52450005425).

The spelling of 20230002223 in words is "twenty billion, two hundred thirty million, two thousand, two hundred twenty-three".

Divisors: 1 149 277 41273 490151 73032499 135771827 20230002223