420100321429 has 8 divisors (see below), whose sum is σ = 429778883520. Its totient is φ = 410507033376.

The previous prime is 420100321411. The next prime is 420100321549. The reversal of 420100321429 is 924123001024.

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 420100321429 - 2⁵ = 420100321397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420100321397 and 420100321406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420100321409) 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, 21308544 + ... + 21328249.

It is an arithmetic number, because the mean of its divisors is an integer number (53722360440).

Almost surely, 2^420100321429 is an apocalyptic number.

It is an amenable number.

420100321429 is a deficient number, since it is larger than the sum of its proper divisors (9678562091).

420100321429 is a wasteful number, since it uses less digits than its factorization.

420100321429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42637019.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 420100321429 in words is "four hundred twenty billion, one hundred million, three hundred twenty-one thousand, four hundred twenty-nine".