10121420344343 has 8 divisors (see below), whose sum is σ = 12618913676160. Its totient is φ = 7886821047480.

The previous prime is 10121420344337. The next prime is 10121420344349. The reversal of 10121420344343 is 34344302412101.

It is an interprime number because it is at equal distance from previous prime (10121420344337) and next prime (10121420344349).

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 10121420344343 - 2⁶ = 10121420344279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121420344349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65723508653 + ... + 65723508806.

It is an arithmetic number, because the mean of its divisors is an integer number (1577364209520).

Almost surely, 2^{10121420344343} is an apocalyptic number.

10121420344343 is a deficient number, since it is larger than the sum of its proper divisors (2497493331817).

10121420344343 is a wasteful number, since it uses less digits than its factorization.

10121420344343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131447017477.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 10121420344343 its reverse (34344302412101), we get a palindrome (44465722756444).

The spelling of 10121420344343 in words is "ten trillion, one hundred twenty-one billion, four hundred twenty million, three hundred forty-four thousand, three hundred forty-three".