10340401421 has 8 divisors (see below), whose sum is σ = 11838087360. Its totient is φ = 8847836928.

The previous prime is 10340401411. The next prime is 10340401429. The reversal of 10340401421 is 12410404301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10340401421 - 2¹⁴ = 10340385037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10340401393 and 10340401402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10340401429) 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, 1276031 + ... + 1284108.

It is an arithmetic number, because the mean of its divisors is an integer number (1479760920).

Almost surely, 2^10340401421 is an apocalyptic number.

It is an amenable number.

10340401421 is a deficient number, since it is larger than the sum of its proper divisors (1497685939).

10340401421 is an equidigital number, since it uses as much as digits as its factorization.

10340401421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560723.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10340401421 its reverse (12410404301), we get a palindrome (22750805722).

The spelling of 10340401421 in words is "ten billion, three hundred forty million, four hundred one thousand, four hundred twenty-one".