1421013422424 has 32 divisors (see below), whose sum is σ = 3619562494320. Its totient is φ = 464733949056.

The previous prime is 1421013422419. The next prime is 1421013422449. The reversal of 1421013422424 is 4242243101241.

It is a junction number, because it is equal to n+sod(n) for n = 1421013422391 and 1421013422400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558573187 + ... + 558575730.

Almost surely, 2^{1421013422424} is an apocalyptic number.

It is an amenable number.

1421013422424 is an abundant number, since it is smaller than the sum of its proper divisors (2198549071896).

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

1421013422424 is a wasteful number, since it uses less digits than its factorization.

1421013422424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117148979 (or 1117148975 counting only the distinct ones).

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

Adding to 1421013422424 its reverse (4242243101241), we get a palindrome (5663256523665).

The spelling of 1421013422424 in words is "one trillion, four hundred twenty-one billion, thirteen million, four hundred twenty-two thousand, four hundred twenty-four".