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220022212121983 = 1715598301785161
BaseRepresentation
bin110010000001101111101001…
…110010111101010101111111
31001212000220210021010021100201
4302001233221302331111333
5212314320442300400413
62055540450414304331
764226036345300515
oct6201575162752577
91055026707107321
10220022212121983
1164118994859397
12208159417b80a7
1395a000c33455b
143c491bbc7c4b5
151a68438ea49dd
hexc81be9cbd57f

220022212121983 has 8 divisors (see below), whose sum is σ = 233114127348960. Its totient is φ = 206946900468480.

The previous prime is 220022212121923. The next prime is 220022212122007. The reversal of 220022212121983 is 389121212220022.

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 220022212121983 - 29 = 220022212121471 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 (220022212121903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4150866078 + ... + 4150919083.

It is an arithmetic number, because the mean of its divisors is an integer number (29139265918620).

Almost surely, 2220022212121983 is an apocalyptic number.

220022212121983 is a deficient number, since it is larger than the sum of its proper divisors (13091915226977).

220022212121983 is a wasteful number, since it uses less digits than its factorization.

220022212121983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301786737.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 220022212121983 in words is "two hundred twenty trillion, twenty-two billion, two hundred twelve million, one hundred twenty-one thousand, nine hundred eighty-three".

Divisors: 1 17 1559 26503 8301785161 141130347737 12942483065999 220022212121983