100101121220012 has 96 divisors (see below), whose sum is σ = 209281030318080. Its totient is φ = 41361164928000.

The previous prime is 100101121219969. The next prime is 100101121220021. The reversal of 100101121220012 is 210022121101001.

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, 7562087 + ... + 16043297.

It is an arithmetic number, because the mean of its divisors is an integer number (2180010732480).

Almost surely, 2^{100101121220012} is an apocalyptic number.

It is an amenable number.

100101121220012 is an abundant number, since it is smaller than the sum of its proper divisors (109179909098068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100101121220012 is a wasteful number, since it uses less digits than its factorization.

100101121220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8481783 (or 8481781 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100101121220012 its reverse (210022121101001), we get a palindrome (310123242321013).

The spelling of 100101121220012 in words is "one hundred trillion, one hundred one billion, one hundred twenty-one million, two hundred twenty thousand, twelve".