1021040431303 has 8 divisors (see below), whose sum is σ = 1030649820768. Its totient is φ = 1011473656224.

The previous prime is 1021040431237. The next prime is 1021040431337. The reversal of 1021040431303 is 3031340401201.

1021040431303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1021040431303 - 2¹³ = 1021040423111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021040437303) 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, 10605451 + ... + 10701292.

It is an arithmetic number, because the mean of its divisors is an integer number (128831227596).

Almost surely, 2^{1021040431303} is an apocalyptic number.

1021040431303 is a deficient number, since it is larger than the sum of its proper divisors (9609389465).

1021040431303 is a wasteful number, since it uses less digits than its factorization.

1021040431303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21307193.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1021040431303 its reverse (3031340401201), we get a palindrome (4052380832504).

The spelling of 1021040431303 in words is "one trillion, twenty-one billion, forty million, four hundred thirty-one thousand, three hundred three".