1000222020025 has 24 divisors (see below), whose sum is σ = 1297558450944. Its totient is φ = 764051241600.

The previous prime is 1000222020001. The next prime is 1000222020041. The reversal of 1000222020025 is 5200202220001.

1000222020025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1000222020025 - 2⁷ = 1000222019897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000222019990 and 1000222020008.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10332957 + ... + 10429306.

It is an arithmetic number, because the mean of its divisors is an integer number (54064935456).

Almost surely, 2^{1000222020025} is an apocalyptic number.

It is an amenable number.

1000222020025 is a deficient number, since it is larger than the sum of its proper divisors (297336430919).

1000222020025 is a wasteful number, since it uses less digits than its factorization.

1000222020025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20762361 (or 20762356 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 1000222020025 its reverse (5200202220001), we get a palindrome (6200424240026).

The spelling of 1000222020025 in words is "one trillion, two hundred twenty-two million, twenty thousand, twenty-five".