22520204031044 has 12 divisors (see below), whose sum is σ = 39421086826044. Its totient is φ = 11257036366464.

The previous prime is 22520204031041. The next prime is 22520204031103. The reversal of 22520204031044 is 44013040202522.

It can be written as a sum of positive squares in 2 ways, for example, as 8199746790400 + 14320457240644 = 2863520^2 + 3784238^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22520204030998 and 22520204031016.

It is not an unprimeable number, because it can be changed into a prime (22520204031041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766395737 + ... + 766425120.

It is an arithmetic number, because the mean of its divisors is an integer number (3285090568837).

Almost surely, 2^{22520204031044} is an apocalyptic number.

It is an amenable number.

22520204031044 is a deficient number, since it is larger than the sum of its proper divisors (16900882795000).

22520204031044 is a wasteful number, since it uses less digits than its factorization.

22520204031044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532824534 (or 1532824532 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 22520204031044 its reverse (44013040202522), we get a palindrome (66533244233566).

The spelling of 22520204031044 in words is "twenty-two trillion, five hundred twenty billion, two hundred four million, thirty-one thousand, forty-four".