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12023214215 = 517791790501
BaseRepresentation
bin10110011001010001…
…11011000010000111
31011000220210120021012
423030220323002013
5144110420323330
65305015112435
7603642430445
oct131450730207
934026716235
1012023214215
11510a877881
1223b667271b
131197c01c4c
14820b41b95
154a5808c95
hex2cca3b087

12023214215 has 16 divisors (see below), whose sum is σ = 15469937280. Its totient is φ = 8938176000.

The previous prime is 12023214209. The next prime is 12023214227. The reversal of 12023214215 is 51241232021.

It is not a de Polignac number, because 12023214215 - 214 = 12023197831 is a prime.

It is a congruent 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, 888536 + ... + 901965.

It is an arithmetic number, because the mean of its divisors is an integer number (966871080).

Almost surely, 212023214215 is an apocalyptic number.

12023214215 is a deficient number, since it is larger than the sum of its proper divisors (3446723065).

12023214215 is a wasteful number, since it uses less digits than its factorization.

12023214215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790602.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 12023214215 its reverse (51241232021), we get a palindrome (63264446236).

The spelling of 12023214215 in words is "twelve billion, twenty-three million, two hundred fourteen thousand, two hundred fifteen".

Divisors: 1 5 17 79 85 395 1343 6715 1790501 8952505 30438517 141449579 152192585 707247895 2404642843 12023214215