12204030534 has 32 divisors (see below), whose sum is σ = 24806393856. Its totient is φ = 4001874240.

The previous prime is 12204030491. The next prime is 12204030593. The reversal of 12204030534 is 43503040221.

It is a super-2 number, since 2×12204030534² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 163339 + ... + 226025.

It is an arithmetic number, because the mean of its divisors is an integer number (775199808).

Almost surely, 2^12204030534 is an apocalyptic number.

12204030534 is an abundant number, since it is smaller than the sum of its proper divisors (12602363322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12204030534 is a wasteful number, since it uses less digits than its factorization.

12204030534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63220.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 12204030534 its reverse (43503040221), we get a palindrome (55707070755).

The spelling of 12204030534 in words is "twelve billion, two hundred four million, thirty thousand, five hundred thirty-four".