1142421242100 has 72 divisors (see below), whose sum is σ = 3361429333920. Its totient is φ = 299482174080.

The previous prime is 1142421242089. The next prime is 1142421242167. The reversal of 1142421242100 is 12421242411.

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 23 ways as a sum of consecutive naturals, for example, 32254087 + ... + 32289486.

Almost surely, 2^{1142421242100} is an apocalyptic number.

1142421242100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142421242100 is an abundant number, since it is smaller than the sum of its proper divisors (2219008091820).

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

1142421242100 is a wasteful number, since it uses less digits than its factorization.

1142421242100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64543649 (or 64543642 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1142421242100 its reverse (12421242411), we get a palindrome (1154842484511).

The spelling of 1142421242100 in words is "one trillion, one hundred forty-two billion, four hundred twenty-one million, two hundred forty-two thousand, one hundred".