1004120331100 has 72 divisors (see below), whose sum is σ = 2291581329408. Its totient is φ = 381159979200.

The previous prime is 1004120331089. The next prime is 1004120331119. The reversal of 1004120331100 is 11330214001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1426696 + ... + 2010895.

It is an arithmetic number, because the mean of its divisors is an integer number (31827518464).

Almost surely, 2^{1004120331100} is an apocalyptic number.

1004120331100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004120331100 is an abundant number, since it is smaller than the sum of its proper divisors (1287460998308).

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

1004120331100 is a wasteful number, since it uses less digits than its factorization.

1004120331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437755 (or 3437748 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1004120331100 its reverse (11330214001), we get a palindrome (1015450545101).

The spelling of 1004120331100 in words is "one trillion, four billion, one hundred twenty million, three hundred thirty-one thousand, one hundred".