1011323110000 has 400 divisors, whose sum is σ = 2928562560000. Its totient is φ = 330688512000.

The previous prime is 1011323109983. The next prime is 1011323110037. The reversal of 1011323110000 is 113231101.

1011323110000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (400).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 722889301 + ... + 722890699.

It is an arithmetic number, because the mean of its divisors is an integer number (7321406400).

Almost surely, 2^{1011323110000} is an apocalyptic number.

1011323110000 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 1011323110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464281280000).

1011323110000 is an abundant number, since it is smaller than the sum of its proper divisors (1917239450000).

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

1011323110000 is a wasteful number, since it uses less digits than its factorization.

1011323110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906 (or 1885 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1011323110000 its reverse (113231101), we get a palindrome (1011436341101).

The spelling of 1011323110000 in words is "one trillion, eleven billion, three hundred twenty-three million, one hundred ten thousand".