12112021120210 has 64 divisors (see below), whose sum is σ = 24158502025344. Its totient is φ = 4335054451200.

The previous prime is 12112021120189. The next prime is 12112021120267. The reversal of 12112021120210 is 1202112021121.

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 31 ways as a sum of consecutive naturals, for example, 8262390 + ... + 9617230.

It is an arithmetic number, because the mean of its divisors is an integer number (377476594146).

Almost surely, 2^{12112021120210} is an apocalyptic number.

12112021120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112021120210 is a deficient number, since it is larger than the sum of its proper divisors (12046480905134).

12112021120210 is a wasteful number, since it uses less digits than its factorization.

12112021120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356139.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12112021120210 its reverse (1202112021121), we get a palindrome (13314133141331).

The spelling of 12112021120210 in words is "twelve trillion, one hundred twelve billion, twenty-one million, one hundred twenty thousand, two hundred ten".