Search a number
-
+
12301121130 = 2351572611703
BaseRepresentation
bin10110111010011010…
…00011011001101010
31011202021201200212220
423131031003121222
5200143041334010
65352343414510
7613555542624
oct133515033152
934667650786
1012301121130
115242731411
122473754436
1312106659cc
14849a03c14
154bee01970
hex2dd34366a

12301121130 has 32 divisors (see below), whose sum is σ = 29710744704. Its totient is φ = 3259404096.

The previous prime is 12301121123. The next prime is 12301121233. The reversal of 12301121130 is 3112110321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1301142 + ... + 1310561.

It is an arithmetic number, because the mean of its divisors is an integer number (928460772).

Almost surely, 212301121130 is an apocalyptic number.

12301121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12301121130 is an abundant number, since it is smaller than the sum of its proper divisors (17409623574).

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

12301121130 is a wasteful number, since it uses less digits than its factorization.

12301121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611870.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12301121130 its reverse (3112110321), we get a palindrome (15413231451).

The spelling of 12301121130 in words is "twelve billion, three hundred one million, one hundred twenty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 785 942 1570 2355 4710 2611703 5223406 7835109 13058515 15670218 26117030 39175545 78351090 410037371 820074742 1230112113 2050186855 2460224226 4100373710 6150560565 12301121130