124242120201135 has 16 divisors (see below), whose sum is σ = 198788355235296. Its totient is φ = 66262143136128.

The previous prime is 124242120201097. The next prime is 124242120201149. The reversal of 124242120201135 is 531102021242421.

It is not a de Polignac number, because 124242120201135 - 2⁶ = 124242120201071 is a prime.

It is a super-2 number, since 2×124242120201135² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16844184 + ... + 23069693.

It is an arithmetic number, because the mean of its divisors is an integer number (12424272202206).

Almost surely, 2^{124242120201135} is an apocalyptic number.

124242120201135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

124242120201135 is a deficient number, since it is larger than the sum of its proper divisors (74546235034161).

124242120201135 is a wasteful number, since it uses less digits than its factorization.

124242120201135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40121402.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 124242120201135 its reverse (531102021242421), we get a palindrome (655344141443556).

The spelling of 124242120201135 in words is "one hundred twenty-four trillion, two hundred forty-two billion, one hundred twenty million, two hundred one thousand, one hundred thirty-five".