1022243300225 has 24 divisors (see below), whose sum is σ = 1448930649408. Its totient is φ = 700838193600.

The previous prime is 1022243300189. The next prime is 1022243300227. The reversal of 1022243300225 is 5220033422201.

It is a de Polignac number, because none of the positive numbers 2^k-1022243300225 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1022243300194 and 1022243300203.

It is not an unprimeable number, because it can be changed into a prime (1022243300227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425210 + ... + 1491740.

It is an arithmetic number, because the mean of its divisors is an integer number (60372110392).

Almost surely, 2^{1022243300225} is an apocalyptic number.

It is an amenable number.

1022243300225 is a deficient number, since it is larger than the sum of its proper divisors (426687349183).

1022243300225 is a wasteful number, since it uses less digits than its factorization.

1022243300225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072025 (or 1072020 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 1022243300225 its reverse (5220033422201), we get a palindrome (6242276722426).

The spelling of 1022243300225 in words is "one trillion, twenty-two billion, two hundred forty-three million, three hundred thousand, two hundred twenty-five".