200421320143310 has 32 divisors (see below), whose sum is σ = 412295845417920. Its totient is φ = 68715788147712.

The previous prime is 200421320143307. The next prime is 200421320143339. The reversal of 200421320143310 is 13341023124002.

It is a super-2 number, since 2×200421320143310² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200421320143310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68049536 + ... + 70933644.

It is an arithmetic number, because the mean of its divisors is an integer number (12884245169310).

Almost surely, 2^{200421320143310} is an apocalyptic number.

200421320143310 is an abundant number, since it is smaller than the sum of its proper divisors (211874525274610).

200421320143310 is a wasteful number, since it uses less digits than its factorization.

200421320143310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876860.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 200421320143310 its reverse (13341023124002), we get a palindrome (213762343267312).

The spelling of 200421320143310 in words is "two hundred trillion, four hundred twenty-one billion, three hundred twenty million, one hundred forty-three thousand, three hundred ten".