12220144130434 has 16 divisors (see below), whose sum is σ = 18954816645888. Its totient is φ = 5905313240112.

The previous prime is 12220144130357. The next prime is 12220144130471. The reversal of 12220144130434 is 43403144102221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12220144130396 and 12220144130405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860324082 + ... + 860338285.

It is an arithmetic number, because the mean of its divisors is an integer number (1184676040368).

Almost surely, 2^{12220144130434} is an apocalyptic number.

12220144130434 is a deficient number, since it is larger than the sum of its proper divisors (6734672515454).

12220144130434 is a wasteful number, since it uses less digits than its factorization.

12220144130434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720662489.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 12220144130434 its reverse (43403144102221), we get a palindrome (55623288232655).

The spelling of 12220144130434 in words is "twelve trillion, two hundred twenty billion, one hundred forty-four million, one hundred thirty thousand, four hundred thirty-four".