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12242141230 = 25112347102953
BaseRepresentation
bin10110110011011000…
…00100000000101110
31011121011202012200011
423121230010000232
5200032442004410
65342435323434
7612241324564
oct133154040056
934534665604
1012242141230
1152124079a0
122457a5057a
131201385167
14841c4da34
154b9b5118a
hex2d9b0402e

12242141230 has 64 divisors (see below), whose sum is σ = 25618249728. Its totient is φ = 4167496960.

The previous prime is 12242141189. The next prime is 12242141239. The reversal of 12242141230 is 3214124221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242141239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67434 + ... + 170386.

It is an arithmetic number, because the mean of its divisors is an integer number (400285152).

Almost surely, 212242141230 is an apocalyptic number.

12242141230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12242141230 is an abundant number, since it is smaller than the sum of its proper divisors (13376108498).

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

12242141230 is a wasteful number, since it uses less digits than its factorization.

12242141230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103041.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12242141230 its reverse (3214124221), we get a palindrome (15456265451).

It can be divided in two parts, 12 and 242141230, that added together give a palindrome (242141242).

The spelling of 12242141230 in words is "twelve billion, two hundred forty-two million, one hundred forty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 23 46 47 55 94 110 115 230 235 253 470 506 517 1034 1081 1265 2162 2530 2585 5170 5405 10810 11891 23782 59455 102953 118910 205906 514765 1029530 1132483 2264966 2367919 4735838 4838791 5662415 9677582 11324830 11839595 23679190 24193955 26047109 48387910 52094218 53226701 106453402 111292193 130235545 222584386 260471090 266133505 532267010 556460965 1112921930 1224214123 2448428246 6121070615 12242141230