2111438482720 has 72 divisors (see below), whose sum is σ = 5802685423164. Its totient is φ = 723921762816.

The previous prime is 2111438482711. The next prime is 2111438482771. The reversal of 2111438482720 is 272848341112.

It can be written as a sum of positive squares in 2 ways, for example, as 1921694607504 + 189743875216 = 1386252^2 + 435596^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134650227 + ... + 134665906.

Almost surely, 2^{2111438482720} is an apocalyptic number.

2111438482720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111438482720 is an abundant number, since it is smaller than the sum of its proper divisors (3691246940444).

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

2111438482720 is a wasteful number, since it uses less digits than its factorization.

2111438482720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269316162 (or 269316147 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 43.

The spelling of 2111438482720 in words is "two trillion, one hundred eleven billion, four hundred thirty-eight million, four hundred eighty-two thousand, seven hundred twenty".