1042001122304 has 44 divisors (see below), whose sum is σ = 2085228748500. Its totient is φ = 520439267328.

The previous prime is 1042001122303. The next prime is 1042001122313. The reversal of 1042001122304 is 4032211002401.

It can be written as a sum of positive squares in 2 ways, for example, as 213813760000 + 828187362304 = 462400^2 + 910048^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042001122301) 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, 403622 + ... + 1498970.

Almost surely, 2^{1042001122304} 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 1042001122304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1042614374250).

1042001122304 is an abundant number, since it is smaller than the sum of its proper divisors (1043227626196).

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

1042001122304 is an equidigital number, since it uses as much as digits as its factorization.

1042001122304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096298 (or 1096280 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1042001122304 its reverse (4032211002401), we get a palindrome (5074212124705).

The spelling of 1042001122304 in words is "one trillion, forty-two billion, one million, one hundred twenty-two thousand, three hundred four".