10311022222111 has 4 divisors (see below), whose sum is σ = 11104177777672. Its totient is φ = 9517866666552.

The previous prime is 10311022222091. The next prime is 10311022222129. The reversal of 10311022222111 is 11122222011301.

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 10311022222111 - 2²⁷ = 10310888004383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10311022222181) 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, 396577777761 + ... + 396577777786.

It is an arithmetic number, because the mean of its divisors is an integer number (2776044444418).

Almost surely, 2^{10311022222111} is an apocalyptic number.

10311022222111 is a deficient number, since it is larger than the sum of its proper divisors (793155555561).

10311022222111 is an equidigital number, since it uses as much as digits as its factorization.

10311022222111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793155555560.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 10311022222111 its reverse (11122222011301), we get a palindrome (21433244233412).

The spelling of 10311022222111 in words is "ten trillion, three hundred eleven billion, twenty-two million, two hundred twenty-two thousand, one hundred eleven".