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110112011021 = 2511830123971
BaseRepresentation
bin110011010001100101…
…1111111001100001101
3101112012220011201121102
41212203023333030031
53301002133323041
6122330150312445
710645451436125
oct1464313771415
9345186151542
10110112011021
11427753a5701
1219410358725
13a4ca78770c
14548801dc85
152ce6d7109b
hex19a32ff30d

110112011021 has 8 divisors (see below), whose sum is σ = 110561357088. Its totient is φ = 109662750000.

The previous prime is 110112011011. The next prime is 110112011027. The reversal of 110112011021 is 120110211011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-110112011021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110112010993 and 110112011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110112011027) 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, 4581566 + ... + 4605536.

It is an arithmetic number, because the mean of its divisors is an integer number (13820169636).

Almost surely, 2110112011021 is an apocalyptic number.

It is an amenable number.

110112011021 is a deficient number, since it is larger than the sum of its proper divisors (449346067).

110112011021 is a wasteful number, since it uses less digits than its factorization.

110112011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42523.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110112011021 its reverse (120110211011), we get a palindrome (230222222032).

The spelling of 110112011021 in words is "one hundred ten billion, one hundred twelve million, eleven thousand, twenty-one".

Divisors: 1 251 18301 23971 4593551 6016721 438693271 110112011021