1320121132332 has 48 divisors (see below), whose sum is σ = 3109544484480. Its totient is φ = 435861369472.

The previous prime is 1320121132321. The next prime is 1320121132387. The reversal of 1320121132332 is 2332311210231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8729419 + ... + 8879357.

It is an arithmetic number, because the mean of its divisors is an integer number (64782176760).

Almost surely, 2^{1320121132332} is an apocalyptic number.

1320121132332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1320121132332 is an abundant number, since it is smaller than the sum of its proper divisors (1789423352148).

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

1320121132332 is a wasteful number, since it uses less digits than its factorization.

1320121132332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156910 (or 156908 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1320121132332 its reverse (2332311210231), we get a palindrome (3652432342563).

The spelling of 1320121132332 in words is "one trillion, three hundred twenty billion, one hundred twenty-one million, one hundred thirty-two thousand, three hundred thirty-two".