1142102232240 has 40 divisors (see below), whose sum is σ = 3540516920688. Its totient is φ = 304560595200.

The previous prime is 1142102232223. The next prime is 1142102232259. The reversal of 1142102232240 is 422322012411.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1142102232240.

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 7 ways as a sum of consecutive naturals, for example, 2379379411 + ... + 2379379890.

Almost surely, 2^{1142102232240} is an apocalyptic number.

1142102232240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142102232240 is an abundant number, since it is smaller than the sum of its proper divisors (2398414688448).

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

1142102232240 is a wasteful number, since it uses less digits than its factorization.

1142102232240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4758759317 (or 4758759311 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1142102232240 its reverse (422322012411), we get a palindrome (1564424244651).

The spelling of 1142102232240 in words is "one trillion, one hundred forty-two billion, one hundred two million, two hundred thirty-two thousand, two hundred forty".