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212122110020200 = 23523672889947003
BaseRepresentation
bin110000001110110010000111…
…000001000100101001101000
31000211001200020120020220102121
4300032302013001010221220
5210300402040131121300
62031051315125041024
762452213426352032
oct6016620701045150
91024050216226377
10212122110020200
1161652533104716
121b95a829556174
13914904c051793
143a54a9cc82c52
15197cbb230b81a
hexc0ec87044a68

212122110020200 has 48 divisors (see below), whose sum is σ = 494527731324480. Its totient is φ = 84617648218560.

The previous prime is 212122110020189. The next prime is 212122110020221. The reversal of 212122110020200 is 2020011221212.

It is a happy number.

It is a super-3 number, since 3×2121221100202003 (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1444900102 + ... + 1445046901.

It is an arithmetic number, because the mean of its divisors is an integer number (10302661069260).

Almost surely, 2212122110020200 is an apocalyptic number.

212122110020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212122110020200 is an abundant number, since it is smaller than the sum of its proper divisors (282405621304280).

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

212122110020200 is a wasteful number, since it uses less digits than its factorization.

212122110020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889947386 (or 2889947377 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212122110020200 its reverse (2020011221212), we get a palindrome (214142121241412).

The spelling of 212122110020200 in words is "two hundred twelve trillion, one hundred twenty-two billion, one hundred ten million, twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 367 734 1468 1835 2936 3670 7340 9175 14680 18350 36700 73400 2889947003 5779894006 11559788012 14449735015 23119576024 28899470030 57798940060 72248675075 115597880120 144497350150 288994700300 577989400600 1060610550101 2121221100202 4242442200404 5303052750505 8484884400808 10606105501010 21212211002020 26515263752525 42424422004040 53030527505050 106061055010100 212122110020200