1010111209984 has 80 divisors (see below), whose sum is σ = 2064268914048. Its totient is φ = 493571633152.

The previous prime is 1010111209981. The next prime is 1010111210023. The reversal of 1010111209984 is 4899021110101.

It is not an unprimeable number, because it can be changed into a prime (1010111209981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16260327 + ... + 16322329.

Almost surely, 2^{1010111209984} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010111209984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1032134457024).

1010111209984 is an abundant number, since it is smaller than the sum of its proper divisors (1054157704064).

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

1010111209984 is an frugal number, since it uses more digits than its factorization.

1010111209984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62745 (or 62729 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 37.

The spelling of 1010111209984 in words is "one trillion, ten billion, one hundred eleven million, two hundred nine thousand, nine hundred eighty-four".