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12211020010202 = 21322031370915551
BaseRepresentation
bin1011000110110001100110…
…0000101001001011011010
31121020100202222110022100212
42301230121200221023122
53100031132110311302
641545355401131122
72400134313343106
oct261543140511332
947210688408325
1012211020010202
113988734500852
1214526b1a89aa2
136a7656b21350
1430303349c906
15162983a88052
hexb1b198292da

12211020010202 has 32 divisors (see below), whose sum is σ = 19737156418560. Its totient is φ = 5632523985600.

The previous prime is 12211020010199. The next prime is 12211020010229. The reversal of 12211020010202 is 20201002011221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 785216327 + ... + 785231877.

It is an arithmetic number, because the mean of its divisors is an integer number (616786138080).

Almost surely, 212211020010202 is an apocalyptic number.

12211020010202 is a deficient number, since it is larger than the sum of its proper divisors (7526136408358).

12211020010202 is a wasteful number, since it uses less digits than its factorization.

12211020010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31478.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12211020010202 its reverse (20201002011221), we get a palindrome (32412022021423).

The spelling of 12211020010202 in words is "twelve trillion, two hundred eleven billion, twenty million, ten thousand, two hundred two".

Divisors: 1 2 13 26 2203 4406 13709 15551 27418 28639 31102 57278 178217 202163 356434 404326 30200927 34258853 60401854 68517706 213188659 392612051 426377318 445365089 785224102 890730178 2771452567 5542905134 469654615777 939309231554 6105510005101 12211020010202