311121332323322 has 4 divisors (see below), whose sum is σ = 466681998484986. Its totient is φ = 155560666161660.

The previous prime is 311121332323309. The next prime is 311121332323327. The reversal of 311121332323322 is 223323233121113.

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., 177106883038801 + 134014449284521 = 13308151^2 + 11576461^2 .

It is not an unprimeable number, because it can be changed into a prime (311121332323327) 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 as a sum of consecutive naturals, namely, 77780333080829 + ... + 77780333080832.

Almost surely, 2^{311121332323322} is an apocalyptic number.

311121332323322 is a deficient number, since it is larger than the sum of its proper divisors (155560666161664).

311121332323322 is a wasteful number, since it uses less digits than its factorization.

311121332323322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155560666161663.

The product of its digits is 23328, while the sum is 32.

Adding to 311121332323322 its reverse (223323233121113), we get a palindrome (534444565444435).

The spelling of 311121332323322 in words is "three hundred eleven trillion, one hundred twenty-one billion, three hundred thirty-two million, three hundred twenty-three thousand, three hundred twenty-two".