100101221220004 has 12 divisors (see below), whose sum is σ = 177394569251200. Its totient is φ = 49417058576808.

The previous prime is 100101221219893. The next prime is 100101221220019. The reversal of 100101221220004 is 400022122101001.

It is a self number, because there is not a number n which added to its sum of digits gives 100101221220004.

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, 158388007944 + ... + 158388008575.

Almost surely, 2^{100101221220004} is an apocalyptic number.

It is an amenable number.

100101221220004 is a deficient number, since it is larger than the sum of its proper divisors (77293348031196).

100101221220004 is a wasteful number, since it uses less digits than its factorization.

100101221220004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316776016602 (or 316776016600 counting only the distinct ones).

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

Adding to 100101221220004 its reverse (400022122101001), we get a palindrome (500123343321005).

The spelling of 100101221220004 in words is "one hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred twenty thousand, four".