23120203301242 has 8 divisors (see below), whose sum is σ = 35876177536500. Its totient is φ = 11161477455744.

The previous prime is 23120203301219. The next prime is 23120203301243. The reversal of 23120203301242 is 24210330202132.

It can be written as a sum of positive squares in 2 ways, for example, as 22373760868281 + 746442432961 = 4730091^2 + 863969^2 .

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

It is a super-2 number, since 2×23120203301242² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23120203301243) by changing a digit.

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, 199312097367 + ... + 199312097482.

Almost surely, 2^{23120203301242} is an apocalyptic number.

23120203301242 is a deficient number, since it is larger than the sum of its proper divisors (12755974235258).

23120203301242 is a wasteful number, since it uses less digits than its factorization.

23120203301242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398624194880.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 23120203301242 its reverse (24210330202132), we get a palindrome (47330533503374).

The spelling of 23120203301242 in words is "twenty-three trillion, one hundred twenty billion, two hundred three million, three hundred one thousand, two hundred forty-two".