124231140031355 has 24 divisors (see below), whose sum is σ = 173480310622080. Its totient is φ = 85155736700160.

The previous prime is 124231140031331. The next prime is 124231140031367. The reversal of 124231140031355 is 553130041132421.

It is a de Polignac number, because none of the positive numbers 2^k-124231140031355 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92578766 + ... + 93911075.

It is an arithmetic number, because the mean of its divisors is an integer number (7228346275920).

Almost surely, 2^{124231140031355} is an apocalyptic number.

124231140031355 is a deficient number, since it is larger than the sum of its proper divisors (49249170590725).

124231140031355 is a wasteful number, since it uses less digits than its factorization.

124231140031355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186492579 (or 186492572 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 124231140031355 its reverse (553130041132421), we get a palindrome (677361181163776).

The spelling of 124231140031355 in words is "one hundred twenty-four trillion, two hundred thirty-one billion, one hundred forty million, thirty-one thousand, three hundred fifty-five".