1421334131100 has 144 divisors (see below), whose sum is σ = 4571594065920. Its totient is φ = 338580806400.

The previous prime is 1421334131093. The next prime is 1421334131111. The reversal of 1421334131100 is 11314331241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5757240 + ... + 5999039.

Almost surely, 2^{1421334131100} is an apocalyptic number.

1421334131100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1421334131100 is an abundant number, since it is smaller than the sum of its proper divisors (3150259934820).

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

1421334131100 is a wasteful number, since it uses less digits than its factorization.

1421334131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11756340 (or 11756333 counting only the distinct ones).

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

Adding to 1421334131100 its reverse (11314331241), we get a palindrome (1432648462341).

The spelling of 1421334131100 in words is "one trillion, four hundred twenty-one billion, three hundred thirty-four million, one hundred thirty-one thousand, one hundred".