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2100202112211 = 37569203986201
BaseRepresentation
bin11110100011111101110…
…011010000010011010011
321102202222200210120001020
4132203331303100103103
5233402203220042321
64244453004010523
7304506652256010
oct36437563202323
97382880716036
102100202112211
1173a766381875
1229b049530a43
13123081bba628
14739166c2707
153996ed3c4c6
hex1e8fdcd04d3

2100202112211 has 32 divisors (see below), whose sum is σ = 3207541939200. Its totient is φ = 1197404889600.

The previous prime is 2100202112179. The next prime is 2100202112269. The reversal of 2100202112211 is 1122112020012.

It is not a de Polignac number, because 2100202112211 - 25 = 2100202112179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100202111211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24320911 + ... + 24407111.

It is an arithmetic number, because the mean of its divisors is an integer number (100235685600).

Almost surely, 22100202112211 is an apocalyptic number.

2100202112211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2100202112211 is a deficient number, since it is larger than the sum of its proper divisors (1107339826989).

2100202112211 is a wasteful number, since it uses less digits than its factorization.

2100202112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88819.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2100202112211 its reverse (1122112020012), we get a palindrome (3222314132223).

The spelling of 2100202112211 in words is "two trillion, one hundred billion, two hundred two million, one hundred twelve thousand, two hundred eleven".

Divisors: 1 3 7 21 569 1707 2039 3983 6117 11949 14273 42819 86201 258603 603407 1160191 1810221 3480573 8121337 24364011 49048369 147145107 175763839 343338583 527291517 1030015749 1230346873 3691040619 100009624391 300028873173 700067370737 2100202112211