1020422432225 has 12 divisors (see below), whose sum is σ = 1446084361344. Its totient is φ = 699718239120.

The previous prime is 1020422432189. The next prime is 1020422432231. The reversal of 1020422432225 is 5222342240201.

It is a happy number.

It is not a de Polignac number, because 1020422432225 - 2²² = 1020418237921 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 2915492489 + ... + 2915492838.

It is an arithmetic number, because the mean of its divisors is an integer number (120507030112).

Almost surely, 2^{1020422432225} is an apocalyptic number.

It is an amenable number.

1020422432225 is a deficient number, since it is larger than the sum of its proper divisors (425661929119).

1020422432225 is an equidigital number, since it uses as much as digits as its factorization.

1020422432225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830985344 (or 5830985339 counting only the distinct ones).

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

Adding to 1020422432225 its reverse (5222342240201), we get a palindrome (6242764672426).

The spelling of 1020422432225 in words is "one trillion, twenty billion, four hundred twenty-two million, four hundred thirty-two thousand, two hundred twenty-five".