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222020010220 = 22511101000511
BaseRepresentation
bin1100111011000101101…
…1001000000011101100
3210020001221211002211111
43032301123020003230
512114144110311340
6245554455201404
722016601643351
oct3166133100354
9706057732744
10222020010220
1186181564858
1237042076264
1317c23359118
14aa62790628
155b96706aea
hex33b16c80ec

222020010220 has 12 divisors (see below), whose sum is σ = 466242021504. Its totient is φ = 88808004080.

The previous prime is 222020010197. The next prime is 222020010259. The reversal of 222020010220 is 22010020222.

It is a self number, because there is not a number n which added to its sum of digits gives 222020010220.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5550500236 + ... + 5550500275.

It is an arithmetic number, because the mean of its divisors is an integer number (38853501792).

Almost surely, 2222020010220 is an apocalyptic number.

222020010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020010220 is an abundant number, since it is smaller than the sum of its proper divisors (244222011284).

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

222020010220 is a wasteful number, since it uses less digits than its factorization.

222020010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11101000520 (or 11101000518 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222020010220 its reverse (22010020222), we get a palindrome (244030030442).

The spelling of 222020010220 in words is "two hundred twenty-two billion, twenty million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 11101000511 22202001022 44404002044 55505002555 111010005110 222020010220