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2202111131 = 11433462337
BaseRepresentation
bin1000001101000001…
…1000110010011011
312200110122211120112
42003100120302123
514002220024011
61002302514535
7105366431033
oct20320306233
95613584515
102202111131
11a30041760
12515595a4b
132912c054c
1416c66a8c3
15cd4d758b
hex83418c9b

2202111131 has 8 divisors (see below), whose sum is σ = 2407856304. Its totient is φ = 1997291520.

The previous prime is 2202111091. The next prime is 2202111161. The reversal of 2202111131 is 1311112022.

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

It is a cyclic number.

It is not a de Polignac number, because 2202111131 - 210 = 2202110107 is a prime.

It is a super-2 number, since 2×22021111312 = 9698586866548198322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202111161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226406 + ... + 235931.

It is an arithmetic number, because the mean of its divisors is an integer number (300982038).

Almost surely, 22202111131 is an apocalyptic number.

2202111131 is a deficient number, since it is larger than the sum of its proper divisors (205745173).

2202111131 is a wasteful number, since it uses less digits than its factorization.

2202111131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462781.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2202111131 is about 46926.6569339858. The cubic root of 2202111131 is about 1301.0073318697.

Adding to 2202111131 its reverse (1311112022), we get a palindrome (3513223153).

The spelling of 2202111131 in words is "two billion, two hundred two million, one hundred eleven thousand, one hundred thirty-one".

Divisors: 1 11 433 4763 462337 5085707 200191921 2202111131