1011044511104 has 16 divisors (see below), whose sum is σ = 2014190237220. Its totient is φ = 505522255488.

The previous prime is 1011044511073. The next prime is 1011044511119. The reversal of 1011044511104 is 4011154401101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×1011044511104² (a number of 25 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 1011044511104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3949392494 + ... + 3949392749.

Almost surely, 2^{1011044511104} is an apocalyptic number.

It is an amenable number.

1011044511104 is a deficient number, since it is larger than the sum of its proper divisors (1003145726116).

1011044511104 is an frugal number, since it uses more digits than its factorization.

1011044511104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7898785257 (or 7898785245 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 1011044511104 its reverse (4011154401101), we get a palindrome (5022198912205).

The spelling of 1011044511104 in words is "one trillion, eleven billion, forty-four million, five hundred eleven thousand, one hundred four".