11011414943881 has 8 divisors (see below), whose sum is σ = 12012503356224. Its totient is φ = 10010334979920.

The previous prime is 11011414943861. The next prime is 11011414943887. The reversal of 11011414943881 is 18834941411011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11011414943881 is a prime.

It is a super-2 number, since 2×11011414943881² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011414943887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786060 + ... + 4758226.

It is an arithmetic number, because the mean of its divisors is an integer number (1501562919528).

Almost surely, 2^{11011414943881} is an apocalyptic number.

11011414943881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11011414943881 is a deficient number, since it is larger than the sum of its proper divisors (1001088412343).

11011414943881 is a wasteful number, since it uses less digits than its factorization.

11011414943881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224191.

The product of its (nonzero) digits is 110592, while the sum is 46.

The spelling of 11011414943881 in words is "eleven trillion, eleven billion, four hundred fourteen million, nine hundred forty-three thousand, eight hundred eighty-one".