20111014444 has 12 divisors (see below), whose sum is σ = 35390892600. Its totient is φ = 9999330848.

The previous prime is 20111014411. The next prime is 20111014463. The reversal of 20111014444 is 44441011102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14043289 + ... + 14044720.

It is an arithmetic number, because the mean of its divisors is an integer number (2949241050).

Almost surely, 2^20111014444 is an apocalyptic number.

It is an amenable number.

20111014444 is a deficient number, since it is larger than the sum of its proper divisors (15279878156).

20111014444 is a wasteful number, since it uses less digits than its factorization.

20111014444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28088192 (or 28088190 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 20111014444 its reverse (44441011102), we get a palindrome (64552025546).

The spelling of 20111014444 in words is "twenty billion, one hundred eleven million, fourteen thousand, four hundred forty-four".