1103323025142 has 64 divisors (see below), whose sum is σ = 2640564380160. Its totient is φ = 339466881312.

The previous prime is 1103323025141. The next prime is 1103323025173. The reversal of 1103323025142 is 2415203233011.

1103323025142 is a `hidden beast` number, since 1 + 10 + 332 + 30 + 251 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103323025141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27669063 + ... + 27708909.

It is an arithmetic number, because the mean of its divisors is an integer number (41258818440).

Almost surely, 2^{1103323025142} is an apocalyptic number.

1103323025142 is an abundant number, since it is smaller than the sum of its proper divisors (1537241355018).

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

1103323025142 is a wasteful number, since it uses less digits than its factorization.

1103323025142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79314 (or 79308 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 1103323025142 its reverse (2415203233011), we get a palindrome (3518526258153).

The spelling of 1103323025142 in words is "one trillion, one hundred three billion, three hundred twenty-three million, twenty-five thousand, one hundred forty-two".