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10001202010220 = 2251256413980071
BaseRepresentation
bin1001000110001001011000…
…0101111101100001101100
31022102002211222000200212102
42101202112011331201230
52302324430203311340
633134253324154232
72051364052304261
oct221422605754154
938362758020772
1010001202010220
1132065388930a3
121156372398978
135771561a4985
142680bca23268
1512524a729215
hex9189617d86c

10001202010220 has 24 divisors (see below), whose sum is σ = 21002696661408. Its totient is φ = 4000447958400.

The previous prime is 10001202010171. The next prime is 10001202010237. The reversal of 10001202010220 is 2201020210001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522785 + ... + 4502855.

It is an arithmetic number, because the mean of its divisors is an integer number (875112360892).

Almost surely, 210001202010220 is an apocalyptic number.

10001202010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001202010220 is an abundant number, since it is smaller than the sum of its proper divisors (11001494651188).

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

10001202010220 is a wasteful number, since it uses less digits than its factorization.

10001202010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105721 (or 4105719 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10001202010220 its reverse (2201020210001), we get a palindrome (12202222220221).

The spelling of 10001202010220 in words is "ten trillion, one billion, two hundred two million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 125641 251282 502564 628205 1256410 2512820 3980071 7960142 15920284 19900355 39800710 79601420 500060100511 1000120201022 2000240402044 2500300502555 5000601005110 10001202010220