1421243330410 has 8 divisors (see below), whose sum is σ = 2558237994756. Its totient is φ = 568497332160.

The previous prime is 1421243330383. The next prime is 1421243330461. The reversal of 1421243330410 is 140333421241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1315014921081 + 106228409329 = 1146741^2 + 325927^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71062166511 + ... + 71062166530.

Almost surely, 2^{1421243330410} is an apocalyptic number.

1421243330410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1421243330410 is a deficient number, since it is larger than the sum of its proper divisors (1136994664346).

1421243330410 is a wasteful number, since it uses less digits than its factorization.

1421243330410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142124333048.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1421243330410 its reverse (140333421241), we get a palindrome (1561576751651).

The spelling of 1421243330410 in words is "one trillion, four hundred twenty-one billion, two hundred forty-three million, three hundred thirty thousand, four hundred ten".