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12122121002102 = 264724121388373
BaseRepresentation
bin1011000001100110011010…
…1101110101110001110110
31120220212022110021210012022
42300121212231311301312
53042102100434031402
641440454150553142
72360536313263346
oct260314655656166
946825273253168
1012122121002102
113953a65312221
1214394219687b2
1369c15a139387
142dc9dc8bad26
151604ce1db2a2
hexb0666b75c76

12122121002102 has 16 divisors (see below), whose sum is σ = 18212087228832. Its totient is φ = 6051426085440.

The previous prime is 12122121002087. The next prime is 12122121002119. The reversal of 12122121002102 is 20120012122121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31018388 + ... + 31406760.

It is an arithmetic number, because the mean of its divisors is an integer number (1138255451802).

Almost surely, 212122121002102 is an apocalyptic number.

12122121002102 is a deficient number, since it is larger than the sum of its proper divisors (6089966226730).

12122121002102 is a wasteful number, since it uses less digits than its factorization.

12122121002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413143.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12122121002102 its reverse (20120012122121), we get a palindrome (32242133124223).

The spelling of 12122121002102 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty-one million, two thousand, one hundred two".

Divisors: 1 2 647 1294 24121 48242 388373 776746 15606287 31212574 251277331 502554662 9367945133 18735890266 6061060501051 12122121002102