421292210226 has 24 divisors (see below), whose sum is σ = 872640950064. Its totient is φ = 135588295920.

The previous prime is 421292210221. The next prime is 421292210233. The reversal of 421292210226 is 622012292124.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (421292210221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41740120 + ... + 41750211.

It is an arithmetic number, because the mean of its divisors is an integer number (36360039586).

Almost surely, 2^421292210226 is an apocalyptic number.

421292210226 is an abundant number, since it is smaller than the sum of its proper divisors (451348739838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421292210226 is a wasteful number, since it uses less digits than its factorization.

421292210226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83490394 (or 83490365 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 421292210226 in words is "four hundred twenty-one billion, two hundred ninety-two million, two hundred ten thousand, two hundred twenty-six".