12220100123012 has 96 divisors (see below), whose sum is σ = 22136065136640. Its totient is φ = 5900130754560.

The previous prime is 12220100122987. The next prime is 12220100123059. The reversal of 12220100123012 is 21032100102221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3176525273 + ... + 3176529119.

It is an arithmetic number, because the mean of its divisors is an integer number (230584011840).

Almost surely, 2^{12220100123012} is an apocalyptic number.

It is an amenable number.

12220100123012 is a deficient number, since it is larger than the sum of its proper divisors (9915965013628).

12220100123012 is a wasteful number, since it uses less digits than its factorization.

12220100123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881 (or 4879 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12220100123012 its reverse (21032100102221), we get a palindrome (33252200225233).

The spelling of 12220100123012 in words is "twelve trillion, two hundred twenty billion, one hundred million, one hundred twenty-three thousand, twelve".