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2010202201221 = 34116343107327
BaseRepresentation
bin11101010000001001011…
…000110101110010000101
321010011200110002101000120
4131100021120311302011
5230413343230414341
64135250225332153
7265142453532654
oct35201130656205
97104613071016
102010202201221
11705581811645
12285710797059
1311773b0c9a26
146d41980919b
15374539cc066
hex1d409635c85

2010202201221 has 8 divisors (see below), whose sum is σ = 2745642031104. Its totient is φ = 1307448586080.

The previous prime is 2010202201187. The next prime is 2010202201229. The reversal of 2010202201221 is 1221022020102.

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

It is not a de Polignac number, because 2010202201221 - 218 = 2010201939077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2010202201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010202201229) 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, 8171553541 + ... + 8171553786.

It is an arithmetic number, because the mean of its divisors is an integer number (343205253888).

Almost surely, 22010202201221 is an apocalyptic number.

It is an amenable number.

2010202201221 is a deficient number, since it is larger than the sum of its proper divisors (735439829883).

2010202201221 is a wasteful number, since it uses less digits than its factorization.

2010202201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16343107371.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2010202201221 its reverse (1221022020102), we get a palindrome (3231224221323).

The spelling of 2010202201221 in words is "two trillion, ten billion, two hundred two million, two hundred one thousand, two hundred twenty-one".

Divisors: 1 3 41 123 16343107327 49029321981 670067400407 2010202201221