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22423223001 = 341143181669
BaseRepresentation
bin10100111000100001…
…110011101011011001
32010212201020202021210
4110320201303223121
5331410321114001
614145011253333
71422445151664
oct247041635331
963781222253
1022423223001
119567363363
1244195aa249
1321647349ba
14112a06c6db
158b387cdd6
hex538873ad9

22423223001 has 8 divisors (see below), whose sum is σ = 29898521920. Its totient is φ = 14948369712.

The previous prime is 22423222949. The next prime is 22423223003. The reversal of 22423223001 is 10032232422.

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

It is not a de Polignac number, because 22423223001 - 26 = 22423222937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22423223003) 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, 32595 + ... + 214263.

It is an arithmetic number, because the mean of its divisors is an integer number (3737315240).

Almost surely, 222423223001 is an apocalyptic number.

It is an amenable number.

22423223001 is a deficient number, since it is larger than the sum of its proper divisors (7475298919).

22423223001 is a wasteful number, since it uses less digits than its factorization.

22423223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222815.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22423223001 its reverse (10032232422), we get a palindrome (32455455423).

The spelling of 22423223001 in words is "twenty-two billion, four hundred twenty-three million, two hundred twenty-three thousand, one".

Divisors: 1 3 41143 123429 181669 545007 7474407667 22423223001