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22232223001 = 59379994241
BaseRepresentation
bin10100101101001001…
…001100110100011001
32010101101211221112201
4110231021030310121
5331012422114001
614114025410201
71414635530452
oct245511146431
963341757481
1022232223001
11947956821a
124385639961
132133cac051
14110c950129
158a1c00501
hex52d24cd19

22232223001 has 8 divisors (see below), whose sum is σ = 22668717600. Its totient is φ = 21797717760.

The previous prime is 22232222983. The next prime is 22232223109. The reversal of 22232223001 is 10032223222.

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 22232223001 - 211 = 22232220953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22232223001.

It is not an unprimeable number, because it can be changed into a prime (22232223701) 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, 474760 + ... + 519481.

It is an arithmetic number, because the mean of its divisors is an integer number (2833589700).

Almost surely, 222232223001 is an apocalyptic number.

It is an amenable number.

22232223001 is a deficient number, since it is larger than the sum of its proper divisors (436494599).

22232223001 is an equidigital number, since it uses as much as digits as its factorization.

22232223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994679.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22232223001 its reverse (10032223222), we get a palindrome (32264446223).

The spelling of 22232223001 in words is "twenty-two billion, two hundred thirty-two million, two hundred twenty-three thousand, one".

Divisors: 1 59 379 22361 994241 58660219 376817339 22232223001