220120121020012 has 12 divisors (see below), whose sum is σ = 389024174278656. Its totient is φ = 108970356940400.

The previous prime is 220120121020003. The next prime is 220120121020057. The reversal of 220120121020012 is 210020121021022.

It is a happy number.

220120121020012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 272425891948 + ... + 272425892755.

It is an arithmetic number, because the mean of its divisors is an integer number (32418681189888).

Almost surely, 2^{220120121020012} is an apocalyptic number.

It is an amenable number.

220120121020012 is a deficient number, since it is larger than the sum of its proper divisors (168904053258644).

220120121020012 is a wasteful number, since it uses less digits than its factorization.

220120121020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544851784808 (or 544851784806 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220120121020012 its reverse (210020121021022), we get a palindrome (430140242041034).

The spelling of 220120121020012 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twenty-one million, twenty thousand, twelve".