21342031110410 has 32 divisors (see below), whose sum is σ = 40676879294352. Its totient is φ = 8034354892800.

The previous prime is 21342031110349. The next prime is 21342031110419. The reversal of 21342031110410 is 1401113024312.

It can be written as a sum of positive squares in 8 ways, for example, as 5387974082401 + 15954057028009 = 2321201^2 + 3994253^2 .

It is a super-2 number, since 2×21342031110410² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21342031110419) 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 15 ways as a sum of consecutive naturals, for example, 2436110 + ... + 6972710.

Almost surely, 2^{21342031110410} is an apocalyptic number.

21342031110410 is a deficient number, since it is larger than the sum of its proper divisors (19334848183942).

21342031110410 is a wasteful number, since it uses less digits than its factorization.

21342031110410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564298.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 21342031110410 its reverse (1401113024312), we get a palindrome (22743144134722).

The spelling of 21342031110410 in words is "twenty-one trillion, three hundred forty-two billion, thirty-one million, one hundred ten thousand, four hundred ten".