22403031321044 has 12 divisors (see below), whose sum is σ = 42769423431168. Its totient is φ = 10183196055000.

The previous prime is 22403031321023. The next prime is 22403031321049. The reversal of 22403031321044 is 44012313030422.

It is a junction number, because it is equal to n+sod(n) for n = 22403031320998 and 22403031321016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403031321049) 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, 254579901332 + ... + 254579901419.

It is an arithmetic number, because the mean of its divisors is an integer number (3564118619264).

Almost surely, 2^{22403031321044} is an apocalyptic number.

It is an amenable number.

22403031321044 is a deficient number, since it is larger than the sum of its proper divisors (20366392110124).

22403031321044 is a wasteful number, since it uses less digits than its factorization.

22403031321044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509159802766 (or 509159802764 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 22403031321044 its reverse (44012313030422), we get a palindrome (66415344351466).

The spelling of 22403031321044 in words is "twenty-two trillion, four hundred three billion, thirty-one million, three hundred twenty-one thousand, forty-four".