1144201112120 has 64 divisors (see below), whose sum is σ = 2930602083840. Its totient is φ = 397982992000.

The previous prime is 1144201112063. The next prime is 1144201112179. The reversal of 1144201112120 is 212111024411.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1144201112092 and 1144201112101.

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, 56521556 + ... + 56541795.

It is an arithmetic number, because the mean of its divisors is an integer number (45790657560).

Almost surely, 2^{1144201112120} is an apocalyptic number.

1144201112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1144201112120 is an abundant number, since it is smaller than the sum of its proper divisors (1786400971720).

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

1144201112120 is a wasteful number, since it uses less digits than its factorization.

1144201112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113063396 (or 113063392 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 1144201112120 its reverse (212111024411), we get a palindrome (1356312136531).

The spelling of 1144201112120 in words is "one trillion, one hundred forty-four billion, two hundred one million, one hundred twelve thousand, one hundred twenty".