1110421203144 has 64 divisors (see below), whose sum is σ = 3028641295680. Its totient is φ = 336466848000.

The previous prime is 1110421203121. The next prime is 1110421203187. The reversal of 1110421203144 is 4413021240111.

It is a happy number.

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

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, 3672274 + ... + 3963134.

It is an arithmetic number, because the mean of its divisors is an integer number (47322520245).

Almost surely, 2^{1110421203144} is an apocalyptic number.

It is an amenable number.

1110421203144 is an abundant number, since it is smaller than the sum of its proper divisors (1918220092536).

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

1110421203144 is a wasteful number, since it uses less digits than its factorization.

1110421203144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305342 (or 305338 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1110421203144 its reverse (4413021240111), we get a palindrome (5523442443255).

The spelling of 1110421203144 in words is "one trillion, one hundred ten billion, four hundred twenty-one million, two hundred three thousand, one hundred forty-four".