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12201232002 = 2329283247781
BaseRepresentation
bin10110101110100000…
…00000011010000010
31011111022202210202120
423113100000122002
5144442003411002
65334414425110
7611233521651
oct132720003202
934438683676
1012201232002
1151a1306213
122446202196
1311c5a6080b
1483a641198
154b626ecbc
hex2d7400682

12201232002 has 32 divisors (see below), whose sum is σ = 25333231680. Its totient is φ = 3912941760.

The previous prime is 12201231997. The next prime is 12201232019. The reversal of 12201232002 is 20023210221.

It is a happy number.

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, 74649 + ... + 173132.

It is an arithmetic number, because the mean of its divisors is an integer number (791663490).

Almost surely, 212201232002 is an apocalyptic number.

12201232002 is an abundant number, since it is smaller than the sum of its proper divisors (13131999678).

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

12201232002 is a wasteful number, since it uses less digits than its factorization.

12201232002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248098.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12201232002 its reverse (20023210221), we get a palindrome (32224442223).

The spelling of 12201232002 in words is "twelve billion, two hundred one million, two hundred thirty-two thousand, two".

Divisors: 1 2 3 6 29 58 87 174 283 566 849 1698 8207 16414 24621 49242 247781 495562 743343 1486686 7185649 14371298 21556947 43113894 70122023 140244046 210366069 420732138 2033538667 4067077334 6100616001 12201232002