10000340400021 has 8 divisors (see below), whose sum is σ = 13334473560480. Its totient is φ = 6666550419792.

The previous prime is 10000340399971. The next prime is 10000340400049. The reversal of 10000340400021 is 12000404300001.

10000340400021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10000340400021 - 2¹³ = 10000340391829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000340400091) 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, 85727055 + ... + 85843628.

It is an arithmetic number, because the mean of its divisors is an integer number (1666809195060).

Almost surely, 2^{10000340400021} is an apocalyptic number.

It is an amenable number.

10000340400021 is a deficient number, since it is larger than the sum of its proper divisors (3334133160459).

10000340400021 is a wasteful number, since it uses less digits than its factorization.

10000340400021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171590115.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10000340400021 its reverse (12000404300001), we get a palindrome (22000744700022).

The spelling of 10000340400021 in words is "ten trillion, three hundred forty million, four hundred thousand, twenty-one".