121340415130 has 16 divisors (see below), whose sum is σ = 238268451744. Its totient is φ = 44123787280.

The previous prime is 121340415121. The next prime is 121340415151. The reversal of 121340415130 is 31514043121.

It is a junction number, because it is equal to n+sod(n) for n = 121340415095 and 121340415104.

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 7 ways as a sum of consecutive naturals, for example, 551547232 + ... + 551547451.

It is an arithmetic number, because the mean of its divisors is an integer number (14891778234).

Almost surely, 2^121340415130 is an apocalyptic number.

121340415130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121340415130 is a deficient number, since it is larger than the sum of its proper divisors (116928036614).

121340415130 is a wasteful number, since it uses less digits than its factorization.

121340415130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103094701.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 121340415130 its reverse (31514043121), we get a palindrome (152854458251).

The spelling of 121340415130 in words is "one hundred twenty-one billion, three hundred forty million, four hundred fifteen thousand, one hundred thirty".