1120431003421 has 8 divisors (see below), whose sum is σ = 1131765957504. Its totient is φ = 1109104837680.

The previous prime is 1120431003397. The next prime is 1120431003451. The reversal of 1120431003421 is 1243001340211.

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

It is a cyclic number.

It is not a de Polignac number, because 1120431003421 - 2⁹ = 1120431002909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120431003392 and 1120431003401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120431003451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1940665 + ... + 2450926.

It is an arithmetic number, because the mean of its divisors is an integer number (141470744688).

Almost surely, 2^{1120431003421} is an apocalyptic number.

It is an amenable number.

1120431003421 is a deficient number, since it is larger than the sum of its proper divisors (11334954083).

1120431003421 is a wasteful number, since it uses less digits than its factorization.

1120431003421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394171.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1120431003421 its reverse (1243001340211), we get a palindrome (2363432343632).

The spelling of 1120431003421 in words is "one trillion, one hundred twenty billion, four hundred thirty-one million, three thousand, four hundred twenty-one".