12120133434 has 32 divisors (see below), whose sum is σ = 24534861120. Its totient is φ = 3991180032.

The previous prime is 12120133433. The next prime is 12120133453. The reversal of 12120133434 is 43433102121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12120133433) 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, 179032 + ... + 237260.

It is an arithmetic number, because the mean of its divisors is an integer number (766714410).

Almost surely, 2^12120133434 is an apocalyptic number.

12120133434 is an abundant number, since it is smaller than the sum of its proper divisors (12414727686).

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

12120133434 is a wasteful number, since it uses less digits than its factorization.

12120133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58654.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12120133434 its reverse (43433102121), we get a palindrome (55553235555).

The spelling of 12120133434 in words is "twelve billion, one hundred twenty million, one hundred thirty-three thousand, four hundred thirty-four".