1320000020032 has 14 divisors (see below), whose sum is σ = 2619375039878. Its totient is φ = 660000009984.

The previous prime is 1320000020021. The next prime is 1320000020071. The reversal of 1320000020032 is 2300200000231.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1186757499456 + 133242520576 = 1089384^2 + 365024^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1320000019994 and 1320000020021.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10312500093 + ... + 10312500220.

Almost surely, 2^{1320000020032} is an apocalyptic number.

It is an amenable number.

1320000020032 is a deficient number, since it is larger than the sum of its proper divisors (1299375019846).

1320000020032 is an equidigital number, since it uses as much as digits as its factorization.

1320000020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20625000325 (or 20625000315 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 1320000020032 its reverse (2300200000231), we get a palindrome (3620200020263).

The spelling of 1320000020032 in words is "one trillion, three hundred twenty billion, twenty thousand, thirty-two".