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2220127210223 = 13170779016171
BaseRepresentation
bin100000010011101001111…
…001001100101011101111
321212020112111000202022222
4200103221321030223233
5242333310031211343
64415525023025555
7316253551630166
oct40235171145357
97766474022288
102220127210223
11786606a27a1a
122ba33813b2bb
1313148470aba0
1479651acc3dd
153cb3d449a68
hex204e9e4caef

2220127210223 has 4 divisors (see below), whose sum is σ = 2390906226408. Its totient is φ = 2049348194040.

The previous prime is 2220127210219. The next prime is 2220127210261. The reversal of 2220127210223 is 3220127210222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2220127210223 - 22 = 2220127210219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220127210192 and 2220127210201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220127270223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85389508073 + ... + 85389508098.

It is an arithmetic number, because the mean of its divisors is an integer number (597726556602).

Almost surely, 22220127210223 is an apocalyptic number.

2220127210223 is a deficient number, since it is larger than the sum of its proper divisors (170779016185).

2220127210223 is a wasteful number, since it uses less digits than its factorization.

2220127210223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170779016184.

The product of its (nonzero) digits is 2688, while the sum is 26.

Subtracting 2220127210223 from its reverse (3220127210222), we obtain a palindrome (999999999999).

The spelling of 2220127210223 in words is "two trillion, two hundred twenty billion, one hundred twenty-seven million, two hundred ten thousand, two hundred twenty-three".

Divisors: 1 13 170779016171 2220127210223