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10200112111 = 78317556131
BaseRepresentation
bin10010111111111100…
…10101101111101111
3222022212022101100001
421133332111233233
5131342212041421
64404051445131
7510524344120
oct113776255757
928285271301
1010200112111
114364774222
121b87bb67a7
13c672b37c7
146ca974047
153ea73a691
hex25ff95bef

10200112111 has 8 divisors (see below), whose sum is σ = 11797720704. Its totient is φ = 8637615960.

The previous prime is 10200112103. The next prime is 10200112123. The reversal of 10200112111 is 11121100201.

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 10200112111 - 23 = 10200112103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200112411) 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, 8777485 + ... + 8778646.

It is an arithmetic number, because the mean of its divisors is an integer number (1474715088).

Almost surely, 210200112111 is an apocalyptic number.

10200112111 is a deficient number, since it is larger than the sum of its proper divisors (1597608593).

10200112111 is an equidigital number, since it uses as much as digits as its factorization.

10200112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17556221.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10200112111 its reverse (11121100201), we get a palindrome (21321212312).

The spelling of 10200112111 in words is "ten billion, two hundred million, one hundred twelve thousand, one hundred eleven".

Divisors: 1 7 83 581 17556131 122892917 1457158873 10200112111