1421324424102 has 64 divisors (see below), whose sum is σ = 3211114959360. Its totient is φ = 415449350400.

The previous prime is 1421324424083. The next prime is 1421324424119. The reversal of 1421324424102 is 2014244231241.

It is a self number, because there is not a number n which added to its sum of digits gives 1421324424102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1617727 + ... + 2336597.

It is an arithmetic number, because the mean of its divisors is an integer number (50173671240).

Almost surely, 2^{1421324424102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421324424102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1605557479680).

1421324424102 is an abundant number, since it is smaller than the sum of its proper divisors (1789790535258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421324424102 is a wasteful number, since it uses less digits than its factorization.

1421324424102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719949.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1421324424102 its reverse (2014244231241), we get a palindrome (3435568655343).

The spelling of 1421324424102 in words is "one trillion, four hundred twenty-one billion, three hundred twenty-four million, four hundred twenty-four thousand, one hundred two".