1440021100112 has 80 divisors (see below), whose sum is σ = 3485093225472. Its totient is φ = 562111764480.

The previous prime is 1440021100103. The next prime is 1440021100139. The reversal of 1440021100112 is 2110011200441.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 12139583 + ... + 12257630.

Almost surely, 2^{1440021100112} is an apocalyptic number.

It is an amenable number.

1440021100112 is an abundant number, since it is smaller than the sum of its proper divisors (2045072125360).

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

1440021100112 is a wasteful number, since it uses less digits than its factorization.

1440021100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24397276 (or 24397270 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1440021100112 its reverse (2110011200441), we get a palindrome (3550032300553).

The spelling of 1440021100112 in words is "one trillion, four hundred forty billion, twenty-one million, one hundred thousand, one hundred twelve".