12120200134 has 32 divisors (see below), whose sum is σ = 20856268800. Its totient is φ = 5174716320.

The previous prime is 12120200119. The next prime is 12120200161. The reversal of 12120200134 is 43100202121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6449407 + ... + 6451285.

It is an arithmetic number, because the mean of its divisors is an integer number (651758400).

Almost surely, 2^12120200134 is an apocalyptic number.

12120200134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12120200134 is a deficient number, since it is larger than the sum of its proper divisors (8736068666).

12120200134 is a wasteful number, since it uses less digits than its factorization.

12120200134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12120200134 its reverse (43100202121), we get a palindrome (55220402255).

The spelling of 12120200134 in words is "twelve billion, one hundred twenty million, two hundred thousand, one hundred thirty-four".