12001010994 has 96 divisors (see below), whose sum is σ = 30423444480. Its totient is φ = 3348108000.

The previous prime is 12001010969. The next prime is 12001011017. The reversal of 12001010994 is 49901010021.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1117189 + ... + 1127879.

It is an arithmetic number, because the mean of its divisors is an integer number (316910880).

Almost surely, 2^12001010994 is an apocalyptic number.

12001010994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12001010994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15211722240).

12001010994 is an abundant number, since it is smaller than the sum of its proper divisors (18422433486).

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

12001010994 is a wasteful number, since it uses less digits than its factorization.

12001010994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10916 (or 10913 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 12001010994 in words is "twelve billion, one million, ten thousand, nine hundred ninety-four".