1004122421204 has 24 divisors (see below), whose sum is σ = 2077494666240. Its totient is φ = 415498932576.

The previous prime is 1004122421171. The next prime is 1004122421219. The reversal of 1004122421204 is 4021242214001.

It is a self number, because there is not a number n which added to its sum of digits gives 1004122421204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618301172 + ... + 618302795.

It is an arithmetic number, because the mean of its divisors is an integer number (86562277760).

Almost surely, 2^{1004122421204} is an apocalyptic number.

1004122421204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1004122421204 is an abundant number, since it is smaller than the sum of its proper divisors (1073372245036).

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

1004122421204 is a wasteful number, since it uses less digits than its factorization.

1004122421204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236604007 (or 1236604005 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1004122421204 its reverse (4021242214001), we get a palindrome (5025364635205).

The spelling of 1004122421204 in words is "one trillion, four billion, one hundred twenty-two million, four hundred twenty-one thousand, two hundred four".