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2212301201 = 11218283481
BaseRepresentation
bin1000001111011101…
…0000100110010001
312201011211112201112
42003313100212101
514012322114301
61003305143105
7105552151505
oct20367204621
95634745645
102212301201
11a35871700
12518a8aa95
1329344a786
1416db60305
15ce34b9bb
hex83dd0991

2212301201 has 6 divisors (see below), whose sum is σ = 2431703106. Its totient is φ = 2011182800.

The previous prime is 2212301149. The next prime is 2212301263. The reversal of 2212301201 is 1021032122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2194828801 + 17472400 = 46849^2 + 4180^2 .

It is not a de Polignac number, because 2212301201 - 218 = 2212039057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212301401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9141620 + ... + 9141861.

It is an arithmetic number, because the mean of its divisors is an integer number (405283851).

Almost surely, 22212301201 is an apocalyptic number.

It is an amenable number.

2212301201 is a deficient number, since it is larger than the sum of its proper divisors (219401905).

2212301201 is a wasteful number, since it uses less digits than its factorization.

2212301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18283503 (or 18283492 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2212301201 is about 47035.1060485676. The cubic root of 2212301201 is about 1303.0110089977.

Adding to 2212301201 its reverse (1021032122), we get a palindrome (3233333323).

The spelling of 2212301201 in words is "two billion, two hundred twelve million, three hundred one thousand, two hundred one".

Divisors: 1 11 121 18283481 201118291 2212301201