101310311211 has 4 divisors (see below), whose sum is σ = 135080414952. Its totient is φ = 67540207472.

The previous prime is 101310311209. The next prime is 101310311231. The reversal of 101310311211 is 112113013101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101310311211 - 2¹ = 101310311209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101310311231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16885051866 + ... + 16885051871.

It is an arithmetic number, because the mean of its divisors is an integer number (33770103738).

Almost surely, 2^101310311211 is an apocalyptic number.

101310311211 is a deficient number, since it is larger than the sum of its proper divisors (33770103741).

101310311211 is an equidigital number, since it uses as much as digits as its factorization.

101310311211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33770103740.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 101310311211 its reverse (112113013101), we get a palindrome (213423324312).

The spelling of 101310311211 in words is "one hundred one billion, three hundred ten million, three hundred eleven thousand, two hundred eleven".