1320523250330 has 32 divisors (see below), whose sum is σ = 2389124058048. Its totient is φ = 525504067200.

The previous prime is 1320523250329. The next prime is 1320523250353. The reversal of 1320523250330 is 330523250231.

It is a junction number, because it is equal to n+sod(n) for n = 1320523250293 and 1320523250302.

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, 5436785 + ... + 5674475.

It is an arithmetic number, because the mean of its divisors is an integer number (74660126814).

Almost surely, 2^{1320523250330} is an apocalyptic number.

1320523250330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320523250330 is a deficient number, since it is larger than the sum of its proper divisors (1068600807718).

1320523250330 is a wasteful number, since it uses less digits than its factorization.

1320523250330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240542.

The product of its (nonzero) digits is 16200, while the sum is 29.

Subtracting from 1320523250330 its reverse (330523250231), we obtain a palindrome (990000000099).

The spelling of 1320523250330 in words is "one trillion, three hundred twenty billion, five hundred twenty-three million, two hundred fifty thousand, three hundred thirty".