421311580210 has 32 divisors (see below), whose sum is σ = 803083604400. Its totient is φ = 158589038592.

The previous prime is 421311580189. The next prime is 421311580213. The reversal of 421311580210 is 12085113124.

It can be written as a sum of positive squares in 8 ways, for example, as 157108384161 + 264203196049 = 396369^2 + 514007^2 .

It is not an unprimeable number, because it can be changed into a prime (421311580213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1059066 + ... + 1401514.

Almost surely, 2^421311580210 is an apocalyptic number.

421311580210 is a deficient number, since it is larger than the sum of its proper divisors (381772024190).

421311580210 is a wasteful number, since it uses less digits than its factorization.

421311580210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349710.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 421311580210 its reverse (12085113124), we get a palindrome (433396693334).

The spelling of 421311580210 in words is "four hundred twenty-one billion, three hundred eleven million, five hundred eighty thousand, two hundred ten".