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10200112211 = 75231355857
BaseRepresentation
bin10010111111111100…
…10101110001010011
3222022212022101110202
421133332111301103
5131342212042321
64404051445415
7510524344322
oct113776256123
928285271422
1010200112211
114364774303
121b87bb686b
13c672b3873
146ca9740b9
153ea73a70b
hex25ff95c53

10200112211 has 4 divisors (see below), whose sum is σ = 10201475592. Its totient is φ = 10198748832.

The previous prime is 10200112189. The next prime is 10200112231. The reversal of 10200112211 is 11221100201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11221100201 = 59190188139.

It is a cyclic number.

It is not a de Polignac number, because 10200112211 - 214 = 10200095827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10200112192 and 10200112201.

It is not an unprimeable number, because it can be changed into a prime (10200112231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670406 + ... + 685451.

It is an arithmetic number, because the mean of its divisors is an integer number (2550368898).

Almost surely, 210200112211 is an apocalyptic number.

10200112211 is a deficient number, since it is larger than the sum of its proper divisors (1363381).

10200112211 is an equidigital number, since it uses as much as digits as its factorization.

10200112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363380.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10200112211 its reverse (11221100201), we get a palindrome (21421212412).

The spelling of 10200112211 in words is "ten billion, two hundred million, one hundred twelve thousand, two hundred eleven".

Divisors: 1 7523 1355857 10200112211