1142103420012 has 24 divisors (see below), whose sum is σ = 2664964936816. Its totient is φ = 380693003328.

The previous prime is 1142103419999. The next prime is 1142103420041. The reversal of 1142103420012 is 2100243012411.

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, 418123 + ... + 1568130.

Almost surely, 2^{1142103420012} is an apocalyptic number.

1142103420012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142103420012 is an abundant number, since it is smaller than the sum of its proper divisors (1522861516804).

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

1142103420012 is a wasteful number, since it uses less digits than its factorization.

1142103420012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034177 (or 2034175 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1142103420012 its reverse (2100243012411), we get a palindrome (3242346432423).

The spelling of 1142103420012 in words is "one trillion, one hundred forty-two billion, one hundred three million, four hundred twenty thousand, twelve".