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222001101213 = 3263281370217
BaseRepresentation
bin1100111011000001001…
…0111111100110011101
3210020000122020102112220
43032300102333212131
512114124240214323
6245552542015553
722016252140143
oct3166022774635
9706018212486
10222001101213
118617191a181
12370378775b9
1317c1c468468
14aa6006b593
155b94c1e0e3
hex33b04bf99d

222001101213 has 8 divisors (see below), whose sum is σ = 297126950208. Its totient is φ = 147437993184.

The previous prime is 222001101197. The next prime is 222001101233. The reversal of 222001101213 is 312101100222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222001101213 - 24 = 222001101197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222001101192 and 222001101201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001101233) 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, 140684320 + ... + 140685897.

It is an arithmetic number, because the mean of its divisors is an integer number (37140868776).

Almost surely, 2222001101213 is an apocalyptic number.

It is an amenable number.

222001101213 is a deficient number, since it is larger than the sum of its proper divisors (75125848995).

222001101213 is a wasteful number, since it uses less digits than its factorization.

222001101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281370483.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 222001101213 its reverse (312101100222), we get a palindrome (534102201435).

Subtracting 222001101213 from its reverse (312101100222), we obtain a palindrome (90099999009).

The spelling of 222001101213 in words is "two hundred twenty-two billion, one million, one hundred one thousand, two hundred thirteen".

Divisors: 1 3 263 789 281370217 844110651 74000367071 222001101213