1011044204000 has 192 divisors, whose sum is σ = 2537376528960. Its totient is φ = 395827660800.

The previous prime is 1011044203943. The next prime is 1011044204029. The reversal of 1011044204000 is 4024401101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011044204000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42063986 + ... + 42088014.

It is an arithmetic number, because the mean of its divisors is an integer number (13215502755).

Almost surely, 2^{1011044204000} is an apocalyptic number.

1011044204000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011044204000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1268688264480).

1011044204000 is an abundant number, since it is smaller than the sum of its proper divisors (1526332324960).

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

1011044204000 is a wasteful number, since it uses less digits than its factorization.

1011044204000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24278 (or 24260 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1011044204000 its reverse (4024401101), we get a palindrome (1015068605101).

The spelling of 1011044204000 in words is "one trillion, eleven billion, forty-four million, two hundred four thousand".