1331104440430 has 16 divisors (see below), whose sum is σ = 2420688901680. Its totient is φ = 526952685312.

The previous prime is 1331104440403. The next prime is 1331104440439. The reversal of 1331104440430 is 340444011331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331104440439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686135340 + ... + 686137279.

It is an arithmetic number, because the mean of its divisors is an integer number (151293056355).

Almost surely, 2^{1331104440430} is an apocalyptic number.

1331104440430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331104440430 is a deficient number, since it is larger than the sum of its proper divisors (1089584461250).

1331104440430 is a wasteful number, since it uses less digits than its factorization.

1331104440430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372272723.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1331104440430 its reverse (340444011331), we get a palindrome (1671548451761).

The spelling of 1331104440430 in words is "one trillion, three hundred thirty-one billion, one hundred four million, four hundred forty thousand, four hundred thirty".