10111222222331 has 4 divisors (see below), whose sum is σ = 10643391813000. Its totient is φ = 9579052631664.

The previous prime is 10111222222319. The next prime is 10111222222333. The reversal of 10111222222331 is 13322222211101.

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 10111222222331 - 2¹⁰ = 10111222221307 is a prime.

It is a super-2 number, since 2×10111222222331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10111222222297 and 10111222222306.

It is not an unprimeable number, because it can be changed into a prime (10111222222333) 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, 266084795306 + ... + 266084795343.

It is an arithmetic number, because the mean of its divisors is an integer number (2660847953250).

Almost surely, 2^{10111222222331} is an apocalyptic number.

10111222222331 is a deficient number, since it is larger than the sum of its proper divisors (532169590669).

10111222222331 is an equidigital number, since it uses as much as digits as its factorization.

10111222222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532169590668.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 10111222222331 its reverse (13322222211101), we get a palindrome (23433444433432).

The spelling of 10111222222331 in words is "ten trillion, one hundred eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, three hundred thirty-one".