421043203023010 has 64 divisors (see below), whose sum is σ = 759385255960800. Its totient is φ = 168082731139072.

The previous prime is 421043203022989. The next prime is 421043203023043. The reversal of 421043203023010 is 10320302340124.

It can be written as a sum of positive squares in 16 ways, for example, as 99843721105489 + 321199481917521 = 9992183^2 + 17922039^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48907325586 + ... + 48907334194.

Almost surely, 2^{421043203023010} is an apocalyptic number.

421043203023010 is a deficient number, since it is larger than the sum of its proper divisors (338342052937790).

421043203023010 is a wasteful number, since it uses less digits than its factorization.

421043203023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14055.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 421043203023010 its reverse (10320302340124), we get a palindrome (431363505363134).

The spelling of 421043203023010 in words is "four hundred twenty-one trillion, forty-three billion, two hundred three million, twenty-three thousand, ten".