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2213202201 = 37105390581
BaseRepresentation
bin1000001111101010…
…1100100100011001
312201020112022122220
42003322230210121
514013034432301
61003340334253
7105562623360
oct20372544431
95636468586
102213202201
11a36327631
12519244389
132936a4902
1416dd167d7
15ce478936
hex83eac919

2213202201 has 8 divisors (see below), whose sum is σ = 3372498624. Its totient is φ = 1264686960.

The previous prime is 2213202191. The next prime is 2213202227. The reversal of 2213202201 is 1022023122.

It is a happy number.

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

It is not a de Polignac number, because 2213202201 - 215 = 2213169433 is a prime.

It is a super-2 number, since 2×22132022012 = 9796527965022488802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2213202701) 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, 52695270 + ... + 52695311.

It is an arithmetic number, because the mean of its divisors is an integer number (421562328).

Almost surely, 22213202201 is an apocalyptic number.

2213202201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2213202201 is a deficient number, since it is larger than the sum of its proper divisors (1159296423).

2213202201 is a wasteful number, since it uses less digits than its factorization.

2213202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105390591.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2213202201 is about 47044.6830258213. The cubic root of 2213202201 is about 1303.1878766526.

Adding to 2213202201 its reverse (1022023122), we get a palindrome (3235225323).

The spelling of 2213202201 in words is "two billion, two hundred thirteen million, two hundred two thousand, two hundred one".

Divisors: 1 3 7 21 105390581 316171743 737734067 2213202201