Search a number
-
+
12222120130 = 2511442325121
BaseRepresentation
bin10110110000111111…
…01100000011000010
31011112210002000212221
423120133230003002
5200012330321010
65340442241254
7611606210203
oct133037540302
934483060787
1012222120130
115202082830
1224511b622a
1311ca19525c
1483d31b5aa
154b7ee8dda
hex2d87ec0c2

12222120130 has 32 divisors (see below), whose sum is σ = 24006181248. Its totient is φ = 4443225600.

The previous prime is 12222120107. The next prime is 12222120133. The reversal of 12222120130 is 3102122221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12222120133) 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, 473970 + ... + 499090.

It is an arithmetic number, because the mean of its divisors is an integer number (750193164).

Almost surely, 212222120130 is an apocalyptic number.

12222120130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12222120130 is a deficient number, since it is larger than the sum of its proper divisors (11784061118).

12222120130 is a wasteful number, since it uses less digits than its factorization.

12222120130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29562.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12222120130 its reverse (3102122221), we get a palindrome (15324242351).

The spelling of 12222120130 in words is "twelve billion, two hundred twenty-two million, one hundred twenty thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 4423 8846 22115 25121 44230 48653 50242 97306 125605 243265 251210 276331 486530 552662 1381655 2763310 111110183 222220366 555550915 1111101830 1222212013 2444424026 6111060065 12222120130