231042000101242 has 16 divisors (see below), whose sum is σ = 378068964223392. Its totient is φ = 105019025181520.

The previous prime is 231042000101239. The next prime is 231042000101243. The reversal of 231042000101242 is 242101000240132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (231042000101243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58108488 + ... + 61957084.

It is an arithmetic number, because the mean of its divisors is an integer number (23629310263962).

Almost surely, 2^{231042000101242} is an apocalyptic number.

231042000101242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

231042000101242 is a deficient number, since it is larger than the sum of its proper divisors (147026964122150).

231042000101242 is a wasteful number, since it uses less digits than its factorization.

231042000101242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577373.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 231042000101242 its reverse (242101000240132), we get a palindrome (473143000341374).

The spelling of 231042000101242 in words is "two hundred thirty-one trillion, forty-two billion, one hundred one thousand, two hundred forty-two".