1020422432195 has 4 divisors (see below), whose sum is σ = 1224506918640. Its totient is φ = 816337945752.

The previous prime is 1020422432189. The next prime is 1020422432231. The reversal of 1020422432195 is 5912342240201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1020422432195 - 2¹² = 1020422428099 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 3 ways as a sum of consecutive naturals, for example, 102042243215 + ... + 102042243224.

It is an arithmetic number, because the mean of its divisors is an integer number (306126729660).

Almost surely, 2^{1020422432195} is an apocalyptic number.

1020422432195 is a deficient number, since it is larger than the sum of its proper divisors (204084486445).

1020422432195 is an equidigital number, since it uses as much as digits as its factorization.

1020422432195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204084486444.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 1020422432195 its reverse (5912342240201), we get a palindrome (6932764672396).

The spelling of 1020422432195 in words is "one trillion, twenty billion, four hundred twenty-two million, four hundred thirty-two thousand, one hundred ninety-five".