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12102124341 = 36183796769
BaseRepresentation
bin10110100010101011…
…11100001100110101
31011020102021121121110
423101111330030311
5144241120434331
65320514305233
7605621234226
oct132125741465
934212247543
1012102124341
11515037415a
122418b88219
1311ab370228
1482b40324d
154ac6e4946
hex2d157c335

12102124341 has 16 divisors (see below), whose sum is σ = 16598312640. Its totient is φ = 7840197120.

The previous prime is 12102124319. The next prime is 12102124351. The reversal of 12102124341 is 14342120121.

It is a de Polignac number, because none of the positive numbers 2k-12102124341 is a prime.

It is a super-2 number, since 2×121021243412 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102124351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383196 + ... + 413573.

It is an arithmetic number, because the mean of its divisors is an integer number (1037394540).

Almost surely, 212102124341 is an apocalyptic number.

It is an amenable number.

12102124341 is a deficient number, since it is larger than the sum of its proper divisors (4496188299).

12102124341 is an equidigital number, since it uses as much as digits as its factorization.

12102124341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796916.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12102124341 its reverse (14342120121), we get a palindrome (26444244462).

The spelling of 12102124341 in words is "twelve billion, one hundred two million, one hundred twenty-four thousand, three hundred forty-one".

Divisors: 1 3 61 83 183 249 5063 15189 796769 2390307 48602909 66131827 145808727 198395481 4034041447 12102124341