1004121341420 has 192 divisors, whose sum is σ = 2297535528960. Its totient is φ = 367180013568.

The previous prime is 1004121341401. The next prime is 1004121341423. The reversal of 1004121341420 is 241431214001.

It is not an unprimeable number, because it can be changed into a prime (1004121341423) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2197201832 + ... + 2197202288.

It is an arithmetic number, because the mean of its divisors is an integer number (11966330880).

Almost surely, 2^{1004121341420} is an apocalyptic number.

1004121341420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004121341420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1148767764480).

1004121341420 is an abundant number, since it is smaller than the sum of its proper divisors (1293414187540).

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

1004121341420 is a wasteful number, since it uses less digits than its factorization.

1004121341420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272 (or 1270 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1004121341420 its reverse (241431214001), we get a palindrome (1245552555421).

The spelling of 1004121341420 in words is "one trillion, four billion, one hundred twenty-one million, three hundred forty-one thousand, four hundred twenty".