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2112123147333 = 31949361231939
BaseRepresentation
bin11110101111000100010…
…110011001010001000101
321110220202111022212221120
4132233010112121101011
5234101112011203313
64254143533104153
7305411244350313
oct36570426312105
97426674285846
102112123147333
117448234a9a11
122a1415928059
13124231894c74
1474327a270b3
1539e1b6b0d23
hex1ebc4599445

2112123147333 has 8 divisors (see below), whose sum is σ = 2817609132000. Its totient is φ = 1407359630448.

The previous prime is 2112123147307. The next prime is 2112123147383. The reversal of 2112123147333 is 3337413212112.

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

It is not a de Polignac number, because 2112123147333 - 224 = 2112106370117 is a prime.

It is a super-2 number, since 2×21121231473332 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112123147294 and 2112123147303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112123147383) 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, 180610123 + ... + 180621816.

It is an arithmetic number, because the mean of its divisors is an integer number (352201141500).

Almost surely, 22112123147333 is an apocalyptic number.

It is an amenable number.

2112123147333 is a deficient number, since it is larger than the sum of its proper divisors (705485984667).

2112123147333 is a wasteful number, since it uses less digits than its factorization.

2112123147333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361233891.

The product of its digits is 18144, while the sum is 33.

Adding to 2112123147333 its reverse (3337413212112), we get a palindrome (5449536359445).

The spelling of 2112123147333 in words is "two trillion, one hundred twelve billion, one hundred twenty-three million, one hundred forty-seven thousand, three hundred thirty-three".

Divisors: 1 3 1949 5847 361231939 1083695817 704041049111 2112123147333