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2220232220201 = 19794573236693
BaseRepresentation
bin100000010011110000001…
…001110001111000101001
321212020210210121210221102
4200103300021301320221
5242334013422021301
64415543253451145
7316256265326552
oct40236011617051
97766723553842
102220232220201
11786660230526
122ba367340ab5
131314a03b6b78
1479661a25329
153cb4778db6b
hex204f0271e29

2220232220201 has 16 divisors (see below), whose sum is σ = 2371849363200. Its totient is φ = 2072207899008.

The previous prime is 2220232220197. The next prime is 2220232220207. The reversal of 2220232220201 is 1020222320222.

It is not a de Polignac number, because 2220232220201 - 22 = 2220232220197 is a prime.

It is a super-2 number, since 2×22202322202012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220232220207) 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 15 ways as a sum of consecutive naturals, for example, 932390 + ... + 2304303.

It is an arithmetic number, because the mean of its divisors is an integer number (148240585200).

Almost surely, 22220232220201 is an apocalyptic number.

It is an amenable number.

2220232220201 is a deficient number, since it is larger than the sum of its proper divisors (151617142999).

2220232220201 is a wasteful number, since it uses less digits than its factorization.

2220232220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237248.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2220232220201 its reverse (1020222320222), we get a palindrome (3240454540423).

The spelling of 2220232220201 in words is "two trillion, two hundred twenty billion, two hundred thirty-two million, two hundred twenty thousand, two hundred one".

Divisors: 1 19 79 457 1501 8683 36103 685957 3236693 61497167 255698747 1479168701 4858276193 28104205319 116854327379 2220232220201