1004120231103 has 56 divisors (see below), whose sum is σ = 1646647695360. Its totient is φ = 606966935760.

The previous prime is 1004120231077. The next prime is 1004120231113. The reversal of 1004120231103 is 3011320214001.

1004120231103 is a `hidden beast` number, since 10 + 0 + 412 + 0 + 231 + 10 + 3 = 666.

It is not a de Polignac number, because 1004120231103 - 2¹² = 1004120227007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004120231113) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2907808 + ... + 3234746.

Almost surely, 2^{1004120231103} is an apocalyptic number.

1004120231103 is a deficient number, since it is larger than the sum of its proper divisors (642527464257).

1004120231103 is an equidigital number, since it uses as much as digits as its factorization.

1004120231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327351 (or 327336 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1004120231103 its reverse (3011320214001), we get a palindrome (4015440445104).

The spelling of 1004120231103 in words is "one trillion, four billion, one hundred twenty million, two hundred thirty-one thousand, one hundred three".