1100321404431 has 8 divisors (see below), whose sum is σ = 1481620901424. Its totient is φ = 726284755200.

The previous prime is 1100321404409. The next prime is 1100321404433. The reversal of 1100321404431 is 1344041230011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100321404431 - 2¹⁹ = 1100320880143 is a prime.

It is a super-2 number, since 2×1100321404431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100321404433) 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 7 ways as a sum of consecutive naturals, for example, 1815711586 + ... + 1815712191.

It is an arithmetic number, because the mean of its divisors is an integer number (185202612678).

Almost surely, 2^{1100321404431} is an apocalyptic number.

1100321404431 is a deficient number, since it is larger than the sum of its proper divisors (381299496993).

1100321404431 is a wasteful number, since it uses less digits than its factorization.

1100321404431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631423881.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1100321404431 its reverse (1344041230011), we get a palindrome (2444362634442).

The spelling of 1100321404431 in words is "one trillion, one hundred billion, three hundred twenty-one million, four hundred four thousand, four hundred thirty-one".