11111303020044 has 24 divisors (see below), whose sum is σ = 25927103613040. Its totient is φ = 3703663401984.

The previous prime is 11111303020021. The next prime is 11111303020063. The reversal of 11111303020044 is 44002030311111.

It is a super-2 number, since 2×11111303020044² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11111303020044.

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, 12589309 + ... + 13442964.

Almost surely, 2^{11111303020044} is an apocalyptic number.

It is an amenable number.

11111303020044 is an abundant number, since it is smaller than the sum of its proper divisors (14815800592996).

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

11111303020044 is a wasteful number, since it uses less digits than its factorization.

11111303020044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26067849 (or 26067847 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11111303020044 its reverse (44002030311111), we get a palindrome (55113333331155).

The spelling of 11111303020044 in words is "eleven trillion, one hundred eleven billion, three hundred three million, twenty thousand, forty-four".