1020322562045 has 8 divisors (see below), whose sum is σ = 1224612302424. Its totient is φ = 816107897664.

The previous prime is 1020322562033. The next prime is 1020322562047. The reversal of 1020322562045 is 5402652230201.

It can be written as a sum of positive squares in 4 ways, for example, as 68548665124 + 951773896921 = 261818^2 + 975589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020322562045 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020322562047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18739094 + ... + 18793463.

It is an arithmetic number, because the mean of its divisors is an integer number (153076537803).

Almost surely, 2^{1020322562045} is an apocalyptic number.

It is an amenable number.

1020322562045 is a deficient number, since it is larger than the sum of its proper divisors (204289740379).

1020322562045 is an equidigital number, since it uses as much as digits as its factorization.

1020322562045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37537999.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 1020322562045 its reverse (5402652230201), we get a palindrome (6422974792246).

The spelling of 1020322562045 in words is "one trillion, twenty billion, three hundred twenty-two million, five hundred sixty-two thousand, forty-five".