1021340231413 has 8 divisors (see below), whose sum is σ = 1022312075616. Its totient is φ = 1020368559600.

The previous prime is 1021340231377. The next prime is 1021340231441. The reversal of 1021340231413 is 3141320431201.

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 1021340231413 - 2²¹ = 1021338134261 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 (1021340231213) 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, 13936998 + ... + 14010088.

It is an arithmetic number, because the mean of its divisors is an integer number (127789009452).

Almost surely, 2^{1021340231413} is an apocalyptic number.

It is an amenable number.

1021340231413 is a deficient number, since it is larger than the sum of its proper divisors (971844203).

1021340231413 is a wasteful number, since it uses less digits than its factorization.

1021340231413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86195.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1021340231413 its reverse (3141320431201), we get a palindrome (4162660662614).

The spelling of 1021340231413 in words is "one trillion, twenty-one billion, three hundred forty million, two hundred thirty-one thousand, four hundred thirteen".