21200344041310 has 32 divisors (see below), whose sum is σ = 43618587832512. Its totient is φ = 7267614132480.

The previous prime is 21200344041263. The next prime is 21200344041469. The reversal of 21200344041310 is 1314044300212.

It is a super-2 number, since 2×21200344041310² (a number of 27 digits) contains 22 as substring.

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, 21924457 + ... + 22870996.

It is an arithmetic number, because the mean of its divisors is an integer number (1363080869766).

Almost surely, 2^{21200344041310} is an apocalyptic number.

21200344041310 is an abundant number, since it is smaller than the sum of its proper divisors (22418243791202).

21200344041310 is a wasteful number, since it uses less digits than its factorization.

21200344041310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44802228.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 21200344041310 its reverse (1314044300212), we get a palindrome (22514388341522).

The spelling of 21200344041310 in words is "twenty-one trillion, two hundred billion, three hundred forty-four million, forty-one thousand, three hundred ten".