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10201200203221 = 291991767665951
BaseRepresentation
bin1001010001110010011011…
…1010100001010111010101
31100010020002011220120121221
42110130212322201113111
52314114024223000341
633410211111410341
72102004152014126
oct224344672412725
940106064816557
1010201200203221
11328333962a705
1211890893839b1
1358cc7a010501
14273a5279404d
1512a553942ed1
hex94726ea15d5

10201200203221 has 8 divisors (see below), whose sum is σ = 10605995712000. Its totient is φ = 9799940026800.

The previous prime is 10201200203153. The next prime is 10201200203239. The reversal of 10201200203221 is 12230200210201.

It is a happy number.

10201200203221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10201200203221 - 221 = 10201198106069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10201200203195 and 10201200203204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201200203291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883827205 + ... + 883838746.

It is an arithmetic number, because the mean of its divisors is an integer number (1325749464000).

Almost surely, 210201200203221 is an apocalyptic number.

It is an amenable number.

10201200203221 is a deficient number, since it is larger than the sum of its proper divisors (404795508779).

10201200203221 is a wasteful number, since it uses less digits than its factorization.

10201200203221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767666179.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10201200203221 its reverse (12230200210201), we get a palindrome (22431400413422).

The spelling of 10201200203221 in words is "ten trillion, two hundred one billion, two hundred million, two hundred three thousand, two hundred twenty-one".

Divisors: 1 29 199 5771 1767665951 51262312579 351765524249 10201200203221