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22212024143 = 294317812369
BaseRepresentation
bin10100101011111100…
…001001011101001111
32010022222211201220212
4110223330021131033
5330442234233033
614112024433035
71414302042611
oct245374113517
963288751825
1022212024143
119469121551
12437a91877b
13212ca5926a
141109db2db1
158a0060748
hex52bf0974f

22212024143 has 8 divisors (see below), whose sum is σ = 23512328400. Its totient is φ = 20947344768.

The previous prime is 22212024139. The next prime is 22212024161. The reversal of 22212024143 is 34142021222.

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 22212024143 - 22 = 22212024139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212024343) 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, 8904938 + ... + 8907431.

It is an arithmetic number, because the mean of its divisors is an integer number (2939041050).

Almost surely, 222212024143 is an apocalyptic number.

22212024143 is a deficient number, since it is larger than the sum of its proper divisors (1300304257).

22212024143 is a wasteful number, since it uses less digits than its factorization.

22212024143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17812441.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22212024143 its reverse (34142021222), we get a palindrome (56354045365).

The spelling of 22212024143 in words is "twenty-two billion, two hundred twelve million, twenty-four thousand, one hundred forty-three".

Divisors: 1 29 43 1247 17812369 516558701 765931867 22212024143