421210032029 has 16 divisors (see below), whose sum is σ = 428855913024. Its totient is φ = 413631878400.

The previous prime is 421210032017. The next prime is 421210032043. The reversal of 421210032029 is 920230012124.

It is a cyclic number.

It is not a de Polignac number, because 421210032029 - 2²⁸ = 420941596573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421210031989 and 421210032007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421210032049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10802162 + ... + 10841084.

It is an arithmetic number, because the mean of its divisors is an integer number (26803494564).

Almost surely, 2^421210032029 is an apocalyptic number.

It is an amenable number.

421210032029 is a deficient number, since it is larger than the sum of its proper divisors (7645880995).

421210032029 is a wasteful number, since it uses less digits than its factorization.

421210032029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39788.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 421210032029 in words is "four hundred twenty-one billion, two hundred ten million, thirty-two thousand, twenty-nine".