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2112223010311 = 23471953952831
BaseRepresentation
bin11110101111001010010…
…011010101111000000111
321110221000110020110012101
4132233022103111320013
5234101313042312221
64254201501332531
7305413566232111
oct36571223257007
97427013213171
102112223010311
117448749074a7
122a1443267147
1312424948b29b
1474336dc03b1
1539e25339d91
hex1ebca4d5e07

2112223010311 has 8 divisors (see below), whose sum is σ = 2250953662464. Its totient is φ = 1977400263960.

The previous prime is 2112223010281. The next prime is 2112223010321. The reversal of 2112223010311 is 1130103222112.

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

It is not a de Polignac number, because 2112223010311 - 213 = 2112223002119 is a prime.

It is a super-2 number, since 2×21122230103112 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112223010321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976975335 + ... + 976977496.

It is an arithmetic number, because the mean of its divisors is an integer number (281369207808).

Almost surely, 22112223010311 is an apocalyptic number.

2112223010311 is a deficient number, since it is larger than the sum of its proper divisors (138730652153).

2112223010311 is a wasteful number, since it uses less digits than its factorization.

2112223010311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953952901.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2112223010311 its reverse (1130103222112), we get a palindrome (3242326232423).

The spelling of 2112223010311 in words is "two trillion, one hundred twelve billion, two hundred twenty-three million, ten thousand, three hundred eleven".

Divisors: 1 23 47 1081 1953952831 44940915113 91835783057 2112223010311