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222120021212223 = 31731313914679021
BaseRepresentation
bin110010100000010001011000…
…111101100011110000111111
31002010110110121012000201101120
4302200101120331203300333
5213103203300412242343
62104224310135442023
764533433122325221
oct6240213075436077
91063413535021346
10222120021212223
1164857632354352
1220ab4421826313
1396c2a9c50a444
143cbc9487da411
151aa2cb8b98683
hexca0458f63c3f

222120021212223 has 16 divisors (see below), whose sum is σ = 314583063329376. Its totient is φ = 138924155335680.

The previous prime is 222120021212213. The next prime is 222120021212227. The reversal of 222120021212223 is 322212120021222.

222120021212223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222120021212223 - 210 = 222120021211199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222120021212193 and 222120021212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120021212227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6957323548 + ... + 6957355473.

It is an arithmetic number, because the mean of its divisors is an integer number (19661441458086).

Almost surely, 2222120021212223 is an apocalyptic number.

222120021212223 is a deficient number, since it is larger than the sum of its proper divisors (92463042117153).

222120021212223 is a wasteful number, since it uses less digits than its factorization.

222120021212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13914679354.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 222120021212223 its reverse (322212120021222), we get a palindrome (544332141233445).

The spelling of 222120021212223 in words is "two hundred twenty-two trillion, one hundred twenty billion, twenty-one million, two hundred twelve thousand, two hundred twenty-three".

Divisors: 1 3 17 51 313 939 5321 15963 13914679021 41744037063 236549543357 709648630071 4355294533573 13065883600719 74040007070741 222120021212223