1011501340000 has 120 divisors (see below), whose sum is σ = 2491066016208. Its totient is φ = 404174400000.

The previous prime is 1011501339971. The next prime is 1011501340001. The reversal of 1011501340000 is 431051101.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011501340001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19313850 + ... + 19366150.

Almost surely, 2^{1011501340000} is an apocalyptic number.

1011501340000 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 1011501340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245533008104).

1011501340000 is an abundant number, since it is smaller than the sum of its proper divisors (1479564676208).

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

1011501340000 is an frugal number, since it uses more digits than its factorization.

1011501340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53298 (or 53275 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 1011501340000 its reverse (431051101), we get a palindrome (1011932391101).

The spelling of 1011501340000 in words is "one trillion, eleven billion, five hundred one million, three hundred forty thousand".