12112120202 has 32 divisors (see below), whose sum is σ = 22880871552. Its totient is φ = 4680172224.

The previous prime is 12112120201. The next prime is 12112120211. The reversal of 12112120202 is 20202121121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (12112120201) 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, 766013 + ... + 781664.

It is an arithmetic number, because the mean of its divisors is an integer number (715027236).

Almost surely, 2^12112120202 is an apocalyptic number.

12112120202 is a deficient number, since it is larger than the sum of its proper divisors (10768751350).

12112120202 is a wasteful number, since it uses less digits than its factorization.

12112120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547742.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12112120202 its reverse (20202121121), we get a palindrome (32314241323).

It can be divided in two parts, 121121 and 20202, that multiplied together give a palindrome (2446886442).

The spelling of 12112120202 in words is "twelve billion, one hundred twelve million, one hundred twenty thousand, two hundred two".