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12102212210002 = 263971030391811
BaseRepresentation
bin1011000000011100010000…
…0011110100110101010010
31120211221220222101100122221
42300013010003310311102
53041240312311210002
641423402440251254
72356233046322605
oct260070403646522
946757828340587
1012102212210002
11394657931a032
1214355a6470b2a
1369a306617415
142dba7077833c
1515ec16489c37
hexb01c40f4d52

12102212210002 has 16 divisors (see below), whose sum is σ = 18158116096512. Its totient is φ = 6049507061520.

The previous prime is 12102212209993. The next prime is 12102212210009. The reversal of 12102212210002 is 20001221220121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12102212210009) 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, 131770677 + ... + 131862487.

It is an arithmetic number, because the mean of its divisors is an integer number (1134882256032).

Almost surely, 212102212210002 is an apocalyptic number.

12102212210002 is a deficient number, since it is larger than the sum of its proper divisors (6055903886510).

12102212210002 is a wasteful number, since it uses less digits than its factorization.

12102212210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108513.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12102212210002 its reverse (20001221220121), we get a palindrome (32103433430123).

The spelling of 12102212210002 in words is "twelve trillion, one hundred two billion, two hundred twelve million, two hundred ten thousand, two".

Divisors: 1 2 6397 10303 12794 20606 91811 183622 65908291 131816582 587314967 945928733 1174629934 1891857466 6051106105001 12102212210002