100012211212101 has 8 divisors (see below), whose sum is σ = 134167710747360. Its totient is φ = 66265759575792.

The previous prime is 100012211212031. The next prime is 100012211212139. The reversal of 100012211212101 is 101212112210001.

It is a happy number.

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

It is not a de Polignac number, because 100012211212101 - 2⁷ = 100012211211973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012211212801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102261974166 + ... + 102261975143.

It is an arithmetic number, because the mean of its divisors is an integer number (16770963843420).

Almost surely, 2^{100012211212101} is an apocalyptic number.

It is an amenable number.

100012211212101 is a deficient number, since it is larger than the sum of its proper divisors (34155499535259).

100012211212101 is a wasteful number, since it uses less digits than its factorization.

100012211212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204523949475.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100012211212101 its reverse (101212112210001), we get a palindrome (201224323422102).

The spelling of 100012211212101 in words is "one hundred trillion, twelve billion, two hundred eleven million, two hundred twelve thousand, one hundred one".