12220463343 has 16 divisors (see below), whose sum is σ = 17792476416. Its totient is φ = 7399151040.

The previous prime is 12220463329. The next prime is 12220463347. The reversal of 12220463343 is 34336402221.

It is not a de Polignac number, because 12220463343 - 2⁴ = 12220463327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12220463343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220463347) 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, 145155 + ... + 213332.

It is an arithmetic number, because the mean of its divisors is an integer number (1112029776).

Almost surely, 2^12220463343 is an apocalyptic number.

12220463343 is a deficient number, since it is larger than the sum of its proper divisors (5572013073).

12220463343 is a wasteful number, since it uses less digits than its factorization.

12220463343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359534.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 12220463343 its reverse (34336402221), we get a palindrome (46556865564).

The spelling of 12220463343 in words is "twelve billion, two hundred twenty million, four hundred sixty-three thousand, three hundred forty-three".