23243420422442 has 16 divisors (see below), whose sum is σ = 38205247110912. Its totient is φ = 10517813560320.

The previous prime is 23243420422393. The next prime is 23243420422459. The reversal of 23243420422442 is 24422402434232.

It is a super-3 number, since 3×23243420422442³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23243420422396 and 23243420422405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368872023 + ... + 2368881834.

It is an arithmetic number, because the mean of its divisors is an integer number (2387827944432).

Almost surely, 2^{23243420422442} is an apocalyptic number.

23243420422442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23243420422442 is a deficient number, since it is larger than the sum of its proper divisors (14961826688470).

23243420422442 is a wasteful number, since it uses less digits than its factorization.

23243420422442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737754093.

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 23243420422442 its reverse (24422402434232), we get a palindrome (47665822856674).

The spelling of 23243420422442 in words is "twenty-three trillion, two hundred forty-three billion, four hundred twenty million, four hundred twenty-two thousand, four hundred forty-two".