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2200102212220 = 2251110199014501
BaseRepresentation
bin100000000001000000010…
…011111001001001111100
321210022211220110110021021
4200001000103321021330
5242021302131242340
64402414001513524
7314644404146623
oct40010023711174
97708756413237
102200102212220
117790703845a0
122b64899428a4
1312c612abcc43
14786b237a6ba
153c36a3e1e4a
hex200404f927c

2200102212220 has 48 divisors (see below), whose sum is σ = 5090137518816. Its totient is φ = 792116000000.

The previous prime is 2200102212157. The next prime is 2200102212239. The reversal of 2200102212220 is 222122010022.

It is a junction number, because it is equal to n+sod(n) for n = 2200102212194 and 2200102212203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49485031 + ... + 49529470.

It is an arithmetic number, because the mean of its divisors is an integer number (106044531642).

Almost surely, 22200102212220 is an apocalyptic number.

2200102212220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200102212220 is an abundant number, since it is smaller than the sum of its proper divisors (2890035306596).

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

2200102212220 is a wasteful number, since it uses less digits than its factorization.

2200102212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99014622 (or 99014620 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2200102212220 its reverse (222122010022), we get a palindrome (2422224222242).

The spelling of 2200102212220 in words is "two trillion, two hundred billion, one hundred two million, two hundred twelve thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 101 110 202 220 404 505 1010 1111 2020 2222 4444 5555 11110 22220 99014501 198029002 396058004 495072505 990145010 1089159511 1980290020 2178319022 4356638044 5445797555 10000464601 10891595110 20000929202 21783190220 40001858404 50002323005 100004646010 110005110611 200009292020 220010221222 440020442444 550025553055 1100051106110 2200102212220