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201220212202 = 2690671456703
BaseRepresentation
bin1011101101100110101…
…0001100010111101010
3201020101101022212221221
42323121222030113222
511244044333242302
6232234515252254
720352265403662
oct2733152142752
9636341285857
10201220212202
1178378622739
1232bb82aa08a
1315c8a06c529
149a4c1931a2
15537a653937
hex2ed9a8c5ea

201220212202 has 8 divisors (see below), whose sum is σ = 301834895616. Its totient is φ = 100608580332.

The previous prime is 201220212191. The next prime is 201220212233. The reversal of 201220212202 is 202212022102.

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

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, 590218 + ... + 866485.

It is an arithmetic number, because the mean of its divisors is an integer number (37729361952).

Almost surely, 2201220212202 is an apocalyptic number.

201220212202 is a deficient number, since it is larger than the sum of its proper divisors (100614683414).

201220212202 is a wasteful number, since it uses less digits than its factorization.

201220212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525772.

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

Adding to 201220212202 its reverse (202212022102), we get a palindrome (403432234304).

The spelling of 201220212202 in words is "two hundred one billion, two hundred twenty million, two hundred twelve thousand, two hundred two".

Divisors: 1 2 69067 138134 1456703 2913406 100610106101 201220212202