100101212011 has 4 divisors (see below), whose sum is σ = 100208044552. Its totient is φ = 99994379472.

The previous prime is 100101211963. The next prime is 100101212021. The reversal of 100101212011 is 110212101001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110212101001 = 19237 ⋅5729173.

It is a cyclic number.

It is not a de Polignac number, because 100101212011 - 2¹⁹ = 100100687723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100101212021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53414865 + ... + 53416738.

It is an arithmetic number, because the mean of its divisors is an integer number (25052011138).

Almost surely, 2^100101212011 is an apocalyptic number.

100101212011 is a deficient number, since it is larger than the sum of its proper divisors (106832541).

100101212011 is an equidigital number, since it uses as much as digits as its factorization.

100101212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106832540.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100101212011 its reverse (110212101001), we get a palindrome (210313313012).

The spelling of 100101212011 in words is "one hundred billion, one hundred one million, two hundred twelve thousand, eleven".