1101233031321 has 32 divisors (see below), whose sum is σ = 1482392189952. Its totient is φ = 727150011840.

The previous prime is 1101233031271. The next prime is 1101233031377. The reversal of 1101233031321 is 1231303321011.

It is a happy number.

It is not a de Polignac number, because 1101233031321 - 2⁶ = 1101233031257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101233031221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197598691 + ... + 197604263.

It is an arithmetic number, because the mean of its divisors is an integer number (46324755936).

Almost surely, 2^{1101233031321} is an apocalyptic number.

It is an amenable number.

1101233031321 is a deficient number, since it is larger than the sum of its proper divisors (381159158631).

1101233031321 is a wasteful number, since it uses less digits than its factorization.

1101233031321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7053.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1101233031321 its reverse (1231303321011), we get a palindrome (2332536352332).

The spelling of 1101233031321 in words is "one trillion, one hundred one billion, two hundred thirty-three million, thirty-one thousand, three hundred twenty-one".