1021314440323 has 8 divisors (see below), whose sum is σ = 1082403371520. Its totient is φ = 960337910400.

The previous prime is 1021314440299. The next prime is 1021314440327. The reversal of 1021314440323 is 3230444131201.

It is a happy number.

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 1021314440323 - 2⁵ = 1021314440291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1021314440291 and 1021314440300.

It is not an unprimeable number, because it can be changed into a prime (1021314440327) 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, 28081603 + ... + 28117948.

It is an arithmetic number, because the mean of its divisors is an integer number (135300421440).

Almost surely, 2^{1021314440323} is an apocalyptic number.

1021314440323 is a deficient number, since it is larger than the sum of its proper divisors (61088931197).

1021314440323 is a wasteful number, since it uses less digits than its factorization.

1021314440323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56200637.

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

Adding to 1021314440323 its reverse (3230444131201), we get a palindrome (4251758571524).

It can be divided in two parts, 102131 and 4440323, that added together give a palindrome (4542454).

The spelling of 1021314440323 in words is "one trillion, twenty-one billion, three hundred fourteen million, four hundred forty thousand, three hundred twenty-three".