1242104210130 has 64 divisors (see below), whose sum is σ = 3419579669760. Its totient is φ = 282854095104.

The previous prime is 1242104210119. The next prime is 1242104210159. The reversal of 1242104210130 is 310124012421.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1242104210097 and 1242104210106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10937529 + ... + 11050508.

It is an arithmetic number, because the mean of its divisors is an integer number (53430932340).

Almost surely, 2^{1242104210130} is an apocalyptic number.

1242104210130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242104210130 is an abundant number, since it is smaller than the sum of its proper divisors (2177475459630).

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

1242104210130 is a wasteful number, since it uses less digits than its factorization.

1242104210130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21988323.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1242104210130 its reverse (310124012421), we get a palindrome (1552228222551).

The spelling of 1242104210130 in words is "one trillion, two hundred forty-two billion, one hundred four million, two hundred ten thousand, one hundred thirty".