1421634415100 has 18 divisors (see below), whose sum is σ = 3084946680984. Its totient is φ = 568653766000.

The previous prime is 1421634415087. The next prime is 1421634415121. The reversal of 1421634415100 is 15144361241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7108171976 + ... + 7108172175.

Almost surely, 2^{1421634415100} is an apocalyptic number.

1421634415100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1421634415100 is an abundant number, since it is smaller than the sum of its proper divisors (1663312265884).

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

1421634415100 is a wasteful number, since it uses less digits than its factorization.

1421634415100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14216344165 (or 14216344158 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 1421634415100 its reverse (15144361241), we get a palindrome (1436778776341).

The spelling of 1421634415100 in words is "one trillion, four hundred twenty-one billion, six hundred thirty-four million, four hundred fifteen thousand, one hundred".