121241240124130 has 128 divisors (see below), whose sum is σ = 267042194496000. Its totient is φ = 38708580132864.

The previous prime is 121241240124079. The next prime is 121241240124157. The reversal of 121241240124130 is 31421042142121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26316396 + ... + 30578344.

It is an arithmetic number, because the mean of its divisors is an integer number (2086267144500).

Almost surely, 2^{121241240124130} is an apocalyptic number.

121241240124130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121241240124130 is an abundant number, since it is smaller than the sum of its proper divisors (145800954371870).

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

121241240124130 is a wasteful number, since it uses less digits than its factorization.

121241240124130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262348.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 121241240124130 its reverse (31421042142121), we get a palindrome (152662282266251).

The spelling of 121241240124130 in words is "one hundred twenty-one trillion, two hundred forty-one billion, two hundred forty million, one hundred twenty-four thousand, one hundred thirty".