2111300304440 has 64 divisors (see below), whose sum is σ = 4911013467360. Its totient is φ = 816376135680.

The previous prime is 2111300304413. The next prime is 2111300304473. The reversal of 2111300304440 is 444030031112.

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, 6160481 + ... + 6494160.

Almost surely, 2^{2111300304440} is an apocalyptic number.

2111300304440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111300304440 is an abundant number, since it is smaller than the sum of its proper divisors (2799713162920).

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

2111300304440 is a wasteful number, since it uses less digits than its factorization.

2111300304440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12654792 (or 12654788 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2111300304440 its reverse (444030031112), we get a palindrome (2555330335552).

The spelling of 2111300304440 in words is "two trillion, one hundred eleven billion, three hundred million, three hundred four thousand, four hundred forty".