1101400332321 has 4 divisors (see below), whose sum is σ = 1468533776432. Its totient is φ = 734266888212.

The previous prime is 1101400332251. The next prime is 1101400332341. The reversal of 1101400332321 is 1232330041011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1101400332321 - 2²¹ = 1101398235169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101400332341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183566722051 + ... + 183566722056.

It is an arithmetic number, because the mean of its divisors is an integer number (367133444108).

Almost surely, 2^{1101400332321} is an apocalyptic number.

It is an amenable number.

1101400332321 is a deficient number, since it is larger than the sum of its proper divisors (367133444111).

1101400332321 is an equidigital number, since it uses as much as digits as its factorization.

1101400332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367133444110.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1101400332321 its reverse (1232330041011), we get a palindrome (2333730373332).

The spelling of 1101400332321 in words is "one trillion, one hundred one billion, four hundred million, three hundred thirty-two thousand, three hundred twenty-one".