421014242129 has 8 divisors (see below), whose sum is σ = 453405016680. Its totient is φ = 388624190976.

The previous prime is 421014242113. The next prime is 421014242161. The reversal of 421014242129 is 921242410124.

It can be written as a sum of positive squares in 4 ways, for example, as 14318515600 + 406695726529 = 119660^2 + 637727^2 .

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 421014242129 - 2⁴ = 421014242113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 421014242095 and 421014242104.

It is not an unprimeable number, because it can be changed into a prime (421014202129) 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, 2019617 + ... + 2218305.

It is an arithmetic number, because the mean of its divisors is an integer number (56675627085).

Almost surely, 2^421014242129 is an apocalyptic number.

It is an amenable number.

421014242129 is a deficient number, since it is larger than the sum of its proper divisors (32390774551).

421014242129 is a wasteful number, since it uses less digits than its factorization.

421014242129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361699.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 421014242129 in words is "four hundred twenty-one billion, fourteen million, two hundred forty-two thousand, one hundred twenty-nine".