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2222131320013 = 112431233918217
BaseRepresentation
bin100000010101100001010…
…110010001010011001101
321212102201011010002010111
4200111201112101103031
5242401411104220023
64420455534040021
7316354325366653
oct40254126212315
97772634102114
102222131320013
11787445221300
122ba7b7349011
13131713993a77
14797a1d36dd3
153cc0937000d
hex205615914cd

2222131320013 has 24 divisors (see below), whose sum is σ = 2449356174720. Its totient is φ = 2014460078400.

The previous prime is 2222131319963. The next prime is 2222131320029. The reversal of 2222131320013 is 3100231312222.

It is not a de Polignac number, because 2222131320013 - 29 = 2222131319501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222134320013) 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 23 ways as a sum of consecutive naturals, for example, 121972081 + ... + 121990297.

It is an arithmetic number, because the mean of its divisors is an integer number (102056507280).

Almost surely, 22222131320013 is an apocalyptic number.

It is an amenable number.

2222131320013 is a deficient number, since it is larger than the sum of its proper divisors (227224854707).

2222131320013 is a wasteful number, since it uses less digits than its factorization.

2222131320013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21009 (or 20998 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2222131320013 its reverse (3100231312222), we get a palindrome (5322362632235).

The spelling of 2222131320013 in words is "two trillion, two hundred twenty-two billion, one hundred thirty-one million, three hundred twenty thousand, thirteen".

Divisors: 1 11 121 431 2339 4741 18217 25729 52151 200387 283019 1008109 2204257 7851527 11089199 42609563 86366797 121981189 468705193 950034767 5155757123 18364721653 202011938183 2222131320013