Search a number
-
+
10211011100 = 2252102110111
BaseRepresentation
bin10011000001001111…
…11010101000011100
3222100121211002221022
421200213322220130
5131403004323400
64405121223312
7511016106443
oct114047725034
928317732838
1010211011100
11436a938854
121b8b791b38
13c6962b604
146cc1add5a
153eb68eb85
hex2609faa1c

10211011100 has 18 divisors (see below), whose sum is σ = 22157894304. Its totient is φ = 4084404400.

The previous prime is 10211011079. The next prime is 10211011123. The reversal of 10211011100 is 111011201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51054956 + ... + 51055155.

It is an arithmetic number, because the mean of its divisors is an integer number (1230994128).

Almost surely, 210211011100 is an apocalyptic number.

10211011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211011100 is an abundant number, since it is smaller than the sum of its proper divisors (11946883204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211011100 is a wasteful number, since it uses less digits than its factorization.

10211011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102110125 (or 102110118 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10211011100 its reverse (111011201), we get a palindrome (10322022301).

It can be divided in two parts, 1021101 and 1100, that added together give a palindrome (1022201).

The spelling of 10211011100 in words is "ten billion, two hundred eleven million, eleven thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 102110111 204220222 408440444 510550555 1021101110 2042202220 2552752775 5105505550 10211011100