101101111121211 has 8 divisors (see below), whose sum is σ = 134801695661904. Its totient is φ = 67400633664000.

The previous prime is 101101111121207. The next prime is 101101111121249. The reversal of 101101111121211 is 112121111101101.

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 101101111121211 - 2² = 101101111121207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101101111121201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24541366 + ... + 28363371.

It is an arithmetic number, because the mean of its divisors is an integer number (16850211957738).

Almost surely, 2^{101101111121211} is an apocalyptic number.

101101111121211 is a deficient number, since it is larger than the sum of its proper divisors (33700584540693).

101101111121211 is an equidigital number, since it uses as much as digits as its factorization.

101101111121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53541741.

The product of its (nonzero) digits is 4, while the sum is 15.

Adding to 101101111121211 its reverse (112121111101101), we get a palindrome (213222222222312).

The spelling of 101101111121211 in words is "one hundred one trillion, one hundred one billion, one hundred eleven million, one hundred twenty-one thousand, two hundred eleven".