22402420231042 has 16 divisors (see below), whose sum is σ = 33619025774880. Its totient is φ = 11196079489152.

The previous prime is 22402420231013. The next prime is 22402420231141. The reversal of 22402420231042 is 24013202420422.

It is a happy number.

It is a super-4 number, since 4×22402420231042⁴ (a number of 55 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22402420231042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38150353 + ... + 38733115.

It is an arithmetic number, because the mean of its divisors is an integer number (2101189110930).

Almost surely, 2^{22402420231042} is an apocalyptic number.

22402420231042 is a deficient number, since it is larger than the sum of its proper divisors (11216605543838).

22402420231042 is a wasteful number, since it uses less digits than its factorization.

22402420231042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591537.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22402420231042 its reverse (24013202420422), we get a palindrome (46415622651464).

The spelling of 22402420231042 in words is "twenty-two trillion, four hundred two billion, four hundred twenty million, two hundred thirty-one thousand, forty-two".