11201043143440 has 40 divisors (see below), whose sum is σ = 26042607095040. Its totient is φ = 4480385982336.

The previous prime is 11201043143431. The next prime is 11201043143461. The reversal of 11201043143440 is 4434134010211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 11201043143399 and 11201043143408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13547871 + ... + 14350849.

It is an arithmetic number, because the mean of its divisors is an integer number (651065177376).

Almost surely, 2^{11201043143440} is an apocalyptic number.

11201043143440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201043143440 is an abundant number, since it is smaller than the sum of its proper divisors (14841563951600).

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

11201043143440 is a wasteful number, since it uses less digits than its factorization.

11201043143440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977359 (or 977353 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11201043143440 its reverse (4434134010211), we get a palindrome (15635177153651).

The spelling of 11201043143440 in words is "eleven trillion, two hundred one billion, forty-three million, one hundred forty-three thousand, four hundred forty".