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2212223103 = 3381934189
BaseRepresentation
bin1000001111011011…
…1101100001111111
312201011200120121000
42003312331201333
514012312114403
61003303341343
7105551405016
oct20366754177
95634616530
102212223103
11a35818a62
12518a51853
1329342106c
1416db3da7d
15ce3337a3
hex83dbd87f

2212223103 has 8 divisors (see below), whose sum is σ = 3277367600. Its totient is φ = 1474815384.

The previous prime is 2212223093. The next prime is 2212223131. The reversal of 2212223103 is 3013222122.

It is not a de Polignac number, because 2212223103 - 217 = 2212092031 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 (2212223173) 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, 40967068 + ... + 40967121.

It is an arithmetic number, because the mean of its divisors is an integer number (409670950).

Almost surely, 22212223103 is an apocalyptic number.

2212223103 is a deficient number, since it is larger than the sum of its proper divisors (1065144497).

2212223103 is an equidigital number, since it uses as much as digits as its factorization.

2212223103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81934198 (or 81934192 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2212223103 is about 47034.2758315678. The cubic root of 2212223103 is about 1302.9956759814.

Adding to 2212223103 its reverse (3013222122), we get a palindrome (5225445225).

The spelling of 2212223103 in words is "two billion, two hundred twelve million, two hundred twenty-three thousand, one hundred three".

Divisors: 1 3 9 27 81934189 245802567 737407701 2212223103