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2122414223 = 9721880559
BaseRepresentation
bin111111010000001…
…0111100010001111
312110220200210222012
41332200113202033
513321314223343
6550334411435
7103411136366
oct17640274217
95426623865
102122414223
1199a058246
124b2960b7b
1327a938107
14161c427dd
15c64e3718
hex7e81788f

2122414223 has 4 divisors (see below), whose sum is σ = 2144294880. Its totient is φ = 2100533568.

The previous prime is 2122414211. The next prime is 2122414243. The reversal of 2122414223 is 3224142212.

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 2122414223 - 24 = 2122414207 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 (2122414243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10940183 + ... + 10940376.

It is an arithmetic number, because the mean of its divisors is an integer number (536073720).

Almost surely, 22122414223 is an apocalyptic number.

2122414223 is a deficient number, since it is larger than the sum of its proper divisors (21880657).

2122414223 is an equidigital number, since it uses as much as digits as its factorization.

2122414223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21880656.

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

The square root of 2122414223 is about 46069.6670597911. The cubic root of 2122414223 is about 1285.1191122358.

Adding to 2122414223 its reverse (3224142212), we get a palindrome (5346556435).

The spelling of 2122414223 in words is "two billion, one hundred twenty-two million, four hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 97 21880559 2122414223