1101331320322 has 4 divisors (see below), whose sum is σ = 1651996980486. Its totient is φ = 550665660160.

The previous prime is 1101331320319. The next prime is 1101331320329. The reversal of 1101331320322 is 2230231331011.

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., 772625178081 + 328706142241 = 878991^2 + 573329^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101331320293 and 1101331320302.

It is not an unprimeable number, because it can be changed into a prime (1101331320329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275332830079 + ... + 275332830082.

Almost surely, 2^{1101331320322} is an apocalyptic number.

1101331320322 is a deficient number, since it is larger than the sum of its proper divisors (550665660164).

1101331320322 is an equidigital number, since it uses as much as digits as its factorization.

1101331320322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550665660163.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1101331320322 its reverse (2230231331011), we get a palindrome (3331562651333).

The spelling of 1101331320322 in words is "one trillion, one hundred one billion, three hundred thirty-one million, three hundred twenty thousand, three hundred twenty-two".