1301332002020 has 12 divisors (see below), whose sum is σ = 2732797204284. Its totient is φ = 520532800800.

The previous prime is 1301332002017. The next prime is 1301332002023. The reversal of 1301332002020 is 202002331031.

It is an interprime number because it is at equal distance from previous prime (1301332002017) and next prime (1301332002023).

It can be written as a sum of positive squares in 2 ways, for example, as 180681104356 + 1120650897664 = 425066^2 + 1058608^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1301332002020.

It is not an unprimeable number, because it can be changed into a prime (1301332002023) by changing a digit.

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, 32533300031 + ... + 32533300070.

It is an arithmetic number, because the mean of its divisors is an integer number (227733100357).

Almost surely, 2^{1301332002020} is an apocalyptic number.

1301332002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301332002020 is an abundant number, since it is smaller than the sum of its proper divisors (1431465202264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1301332002020 is a wasteful number, since it uses less digits than its factorization.

1301332002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65066600110 (or 65066600108 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1301332002020 its reverse (202002331031), we get a palindrome (1503334333051).

The spelling of 1301332002020 in words is "one trillion, three hundred one billion, three hundred thirty-two million, two thousand, twenty".