1421230113600 has 336 divisors, whose sum is σ = 5088711712320. Its totient is φ = 344405196800.

The previous prime is 1421230113599. The next prime is 1421230113617. The reversal of 1421230113600 is 63110321241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 224555236 + ... + 224561564.

Almost surely, 2^{1421230113600} is an apocalyptic number.

1421230113600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421230113600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2544355856160).

1421230113600 is an abundant number, since it is smaller than the sum of its proper divisors (3667481598720).

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

1421230113600 is a wasteful number, since it uses less digits than its factorization.

1421230113600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618 (or 10603 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1421230113600 its reverse (63110321241), we get a palindrome (1484340434841).

The spelling of 1421230113600 in words is "one trillion, four hundred twenty-one billion, two hundred thirty million, one hundred thirteen thousand, six hundred".