12122111002 has 8 divisors (see below), whose sum is σ = 18185489856. Its totient is φ = 6060281052.

The previous prime is 12122110921. The next prime is 12122111059. The reversal of 12122111002 is 20011122121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367458 + ... + 399085.

It is an arithmetic number, because the mean of its divisors is an integer number (2273186232).

Almost surely, 2^12122111002 is an apocalyptic number.

12122111002 is a deficient number, since it is larger than the sum of its proper divisors (6063378854).

12122111002 is an equidigital number, since it uses as much as digits as its factorization.

12122111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774452.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12122111002 its reverse (20011122121), we get a palindrome (32133233123).

The spelling of 12122111002 in words is "twelve billion, one hundred twenty-two million, one hundred eleven thousand, two".