124140030144142 has 4 divisors (see below), whose sum is σ = 186210045216216. Its totient is φ = 62070015072070.

The previous prime is 124140030144133. The next prime is 124140030144157. The reversal of 124140030144142 is 241441030041421.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31035007536034 + ... + 31035007536037.

It is an arithmetic number, because the mean of its divisors is an integer number (46552511304054).

Almost surely, 2^{124140030144142} is an apocalyptic number.

124140030144142 is a deficient number, since it is larger than the sum of its proper divisors (62070015072074).

124140030144142 is an equidigital number, since it uses as much as digits as its factorization.

124140030144142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62070015072073.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 124140030144142 its reverse (241441030041421), we get a palindrome (365581060185563).

The spelling of 124140030144142 in words is "one hundred twenty-four trillion, one hundred forty billion, thirty million, one hundred forty-four thousand, one hundred forty-two".