12344121130 has 48 divisors (see below), whose sum is σ = 24639402312. Its totient is φ = 4448998400.

The previous prime is 12344121109. The next prime is 12344121143. The reversal of 12344121130 is 3112144321.

It can be written as a sum of positive squares in 4 ways, for example, as 6382891449 + 5961229681 = 79893^2 + 77209^2 .

It is a super-2 number, since 2×12344121130² (a number of 21 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91590 + ... + 181870.

Almost surely, 2^12344121130 is an apocalyptic number.

12344121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12344121130 is a deficient number, since it is larger than the sum of its proper divisors (12295281182).

12344121130 is a wasteful number, since it uses less digits than its factorization.

12344121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90423 (or 90412 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12344121130 its reverse (3112144321), we get a palindrome (15456265451).

The spelling of 12344121130 in words is "twelve billion, three hundred forty-four million, one hundred twenty-one thousand, one hundred thirty".