12220030334 has 4 divisors (see below), whose sum is σ = 18330045504. Its totient is φ = 6110015166.

The previous prime is 12220030327. The next prime is 12220030343. The reversal of 12220030334 is 43303002221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43303002221 = 23 ⋅1882739227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055007582 + ... + 3055007585.

It is an arithmetic number, because the mean of its divisors is an integer number (4582511376).

Almost surely, 2^12220030334 is an apocalyptic number.

12220030334 is a deficient number, since it is larger than the sum of its proper divisors (6110015170).

12220030334 is an equidigital number, since it uses as much as digits as its factorization.

12220030334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110015169.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 12220030334 its reverse (43303002221), we get a palindrome (55523032555).

The spelling of 12220030334 in words is "twelve billion, two hundred twenty million, thirty thousand, three hundred thirty-four".