231244030120242 has 8 divisors (see below), whose sum is σ = 462488060240496. Its totient is φ = 77081343373412.

The previous prime is 231244030120217. The next prime is 231244030120267. The reversal of 231244030120242 is 242021030442132.

It is an interprime number because it is at equal distance from previous prime (231244030120217) and next prime (231244030120267).

It is a sphenic number, since it is the product of 3 distinct primes.

231244030120242 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19270335843348 + ... + 19270335843359.

It is an arithmetic number, because the mean of its divisors is an integer number (57811007530062).

Almost surely, 2^{231244030120242} is an apocalyptic number.

231244030120242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

231244030120242 is a wasteful number, since it uses less digits than its factorization.

231244030120242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38540671686712.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 231244030120242 its reverse (242021030442132), we get a palindrome (473265060562374).

The spelling of 231244030120242 in words is "two hundred thirty-one trillion, two hundred forty-four billion, thirty million, one hundred twenty thousand, two hundred forty-two".