1043221140144 has 120 divisors (see below), whose sum is σ = 2993695391232. Its totient is φ = 339012495360.

The previous prime is 1043221140139. The next prime is 1043221140163. The reversal of 1043221140144 is 4410411223401.

1043221140144 is a `hidden beast` number, since 1 + 0 + 4 + 3 + 2 + 211 + 401 + 44 = 666.

1043221140144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 467089 + ... + 1518095.

Almost surely, 2^{1043221140144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043221140144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1496847695616).

1043221140144 is an abundant number, since it is smaller than the sum of its proper divisors (1950474251088).

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

1043221140144 is a wasteful number, since it uses less digits than its factorization.

1043221140144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051195 (or 1051186 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1043221140144 its reverse (4410411223401), we get a palindrome (5453632363545).

The spelling of 1043221140144 in words is "one trillion, forty-three billion, two hundred twenty-one million, one hundred forty thousand, one hundred forty-four".