1442122002240 has 112 divisors (see below), whose sum is σ = 4582212750720. Its totient is φ = 384273971200.

The previous prime is 1442122002227. The next prime is 1442122002257. The reversal of 1442122002240 is 422002212441.

It is a happy number.

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 1442122002240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696790 + ... + 1835690.

Almost surely, 2^{1442122002240} is an apocalyptic number.

1442122002240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1442122002240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2291106375360).

1442122002240 is an abundant number, since it is smaller than the sum of its proper divisors (3140090748480).

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

1442122002240 is a wasteful number, since it uses less digits than its factorization.

1442122002240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140240 (or 1140230 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1442122002240 its reverse (422002212441), we get a palindrome (1864124214681).

The spelling of 1442122002240 in words is "one trillion, four hundred forty-two billion, one hundred twenty-two million, two thousand, two hundred forty".