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22202210143 = 63191938287
BaseRepresentation
bin10100101011010110…
…101101011101011111
32010022022101010122101
4110223112231131133
5330432231211033
614111034225531
71414122446431
oct245326553537
963268333571
1022202210143
119463629103
1243775852a7
13212aa01269
14110897a651
1589e27297d
hex52b5ad75f

22202210143 has 8 divisors (see below), whose sum is σ = 22262174720. Its totient is φ = 22142325240.

The previous prime is 22202210123. The next prime is 22202210179. The reversal of 22202210143 is 34101220222.

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 22202210143 - 213 = 22202201951 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 22202210143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202210123) 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, 560746 + ... + 599032.

It is an arithmetic number, because the mean of its divisors is an integer number (2782771840).

Almost surely, 222202210143 is an apocalyptic number.

22202210143 is a deficient number, since it is larger than the sum of its proper divisors (59964577).

22202210143 is an equidigital number, since it uses as much as digits as its factorization.

22202210143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39837.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22202210143 its reverse (34101220222), we get a palindrome (56303430365).

The spelling of 22202210143 in words is "twenty-two billion, two hundred two million, two hundred ten thousand, one hundred forty-three".

Divisors: 1 631 919 38287 579889 24159097 35185753 22202210143