10311111322 has 4 divisors (see below), whose sum is σ = 15466666986. Its totient is φ = 5155555660.

The previous prime is 10311111319. The next prime is 10311111329. The reversal of 10311111322 is 22311111301.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 5311348641 + 4999762681 = 72879^2 + 70709^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10311111296 and 10311111305.

It is not an unprimeable number, because it can be changed into a prime (10311111329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2577777829 + ... + 2577777832.

Almost surely, 2^10311111322 is an apocalyptic number.

10311111322 is a deficient number, since it is larger than the sum of its proper divisors (5155555664).

10311111322 is an equidigital number, since it uses as much as digits as its factorization.

10311111322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155555663.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10311111322 its reverse (22311111301), we get a palindrome (32622222623).

The spelling of 10311111322 in words is "ten billion, three hundred eleven million, one hundred eleven thousand, three hundred twenty-two".