100212122121011 has 8 divisors (see below), whose sum is σ = 100387364091840. Its totient is φ = 100036895535208.

The previous prime is 100212122120959. The next prime is 100212122121077. The reversal of 100212122121011 is 110121221212001.

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

It is a cyclic number.

It is not a de Polignac number, because 100212122121011 - 2¹⁰ = 100212122119987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100212122141011) 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, 9231200 + ... + 16900866.

It is an arithmetic number, because the mean of its divisors is an integer number (12548420511480).

Almost surely, 2^{100212122121011} is an apocalyptic number.

100212122121011 is a deficient number, since it is larger than the sum of its proper divisors (175241970829).

100212122121011 is an equidigital number, since it uses as much as digits as its factorization.

100212122121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7692513.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100212122121011 its reverse (110121221212001), we get a palindrome (210333343333012).

The spelling of 100212122121011 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty-two million, one hundred twenty-one thousand, eleven".