1402020121343 has 8 divisors (see below), whose sum is σ = 1447321044048. Its totient is φ = 1357296280704.

The previous prime is 1402020121303. The next prime is 1402020121379. The reversal of 1402020121343 is 3431210202041.

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 1402020121343 - 2⁶ = 1402020121279 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 (1402020121303) 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, 144265580 + ... + 144275297.

It is an arithmetic number, because the mean of its divisors is an integer number (180915130506).

Almost surely, 2^{1402020121343} is an apocalyptic number.

1402020121343 is a deficient number, since it is larger than the sum of its proper divisors (45300922705).

1402020121343 is a wasteful number, since it uses less digits than its factorization.

1402020121343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288541033.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1402020121343 its reverse (3431210202041), we get a palindrome (4833230323384).

The spelling of 1402020121343 in words is "one trillion, four hundred two billion, twenty million, one hundred twenty-one thousand, three hundred forty-three".