1011342044004 has 12 divisors (see below), whose sum is σ = 2359798102704. Its totient is φ = 337114014664.

The previous prime is 1011342044003. The next prime is 1011342044029. The reversal of 1011342044004 is 4004402431101.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1011342044003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42139251822 + ... + 42139251845.

It is an arithmetic number, because the mean of its divisors is an integer number (196649841892).

Almost surely, 2^{1011342044004} is an apocalyptic number.

It is an amenable number.

1011342044004 is an abundant number, since it is smaller than the sum of its proper divisors (1348456058700).

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

1011342044004 is a wasteful number, since it uses less digits than its factorization.

1011342044004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84278503674 (or 84278503672 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1011342044004 its reverse (4004402431101), we get a palindrome (5015744475105).

The spelling of 1011342044004 in words is "one trillion, eleven billion, three hundred forty-two million, forty-four thousand, four".