23531211010542 has 8 divisors (see below), whose sum is σ = 47062422021096. Its totient is φ = 7843737003512.

The previous prime is 23531211010487. The next prime is 23531211010543. The reversal of 23531211010542 is 24501011213532.

It is a happy number.

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

23531211010542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23531211010543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960934250873 + ... + 1960934250884.

It is an arithmetic number, because the mean of its divisors is an integer number (5882802752637).

Almost surely, 2^{23531211010542} is an apocalyptic number.

23531211010542 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.

23531211010542 is a wasteful number, since it uses less digits than its factorization.

23531211010542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921868501762.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 23531211010542 in words is "twenty-three trillion, five hundred thirty-one billion, two hundred eleven million, ten thousand, five hundred forty-two".