1142240144100 has 144 divisors (see below), whose sum is σ = 3631642934976. Its totient is φ = 274885376000.

The previous prime is 1142240144077. The next prime is 1142240144113. The reversal of 1142240144100 is 14410422411.

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, 811161 + ... + 1715360.

It is an arithmetic number, because the mean of its divisors is an integer number (25219742604).

Almost surely, 2^{1142240144100} is an apocalyptic number.

1142240144100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142240144100 is an abundant number, since it is smaller than the sum of its proper divisors (2489402790876).

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

1142240144100 is a wasteful number, since it uses less digits than its factorization.

1142240144100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526686 (or 2526679 counting only the distinct ones).

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

Adding to 1142240144100 its reverse (14410422411), we get a palindrome (1156650566511).

The spelling of 1142240144100 in words is "one trillion, one hundred forty-two billion, two hundred forty million, one hundred forty-four thousand, one hundred".