1020304563106 has 4 divisors (see below), whose sum is σ = 1530456844662. Its totient is φ = 510152281552.

The previous prime is 1020304563079. The next prime is 1020304563107. The reversal of 1020304563106 is 6013654030201.

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

It can be written as a sum of positive squares in only one way, i.e., 949535262481 + 70769300625 = 974441^2 + 266025^2 .

It is not an unprimeable number, because it can be changed into a prime (1020304563107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255076140775 + ... + 255076140778.

Almost surely, 2^{1020304563106} is an apocalyptic number.

1020304563106 is a deficient number, since it is larger than the sum of its proper divisors (510152281556).

1020304563106 is an equidigital number, since it uses as much as digits as its factorization.

1020304563106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510152281555.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1020304563106 its reverse (6013654030201), we get a palindrome (7033958593307).

The spelling of 1020304563106 in words is "one trillion, twenty billion, three hundred four million, five hundred sixty-three thousand, one hundred six".