1321223133032 has 32 divisors (see below), whose sum is σ = 2702836922400. Its totient is φ = 600481512000.

The previous prime is 1321223133029. The next prime is 1321223133047. The reversal of 1321223133032 is 2303313221231.

It is a junction number, because it is equal to n+sod(n) for n = 1321223132992 and 1321223133010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213782 + ... + 1639557.

It is an arithmetic number, because the mean of its divisors is an integer number (84463653825).

Almost surely, 2^{1321223133032} is an apocalyptic number.

It is an amenable number.

1321223133032 is an abundant number, since it is smaller than the sum of its proper divisors (1381613789368).

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

1321223133032 is a wasteful number, since it uses less digits than its factorization.

1321223133032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861457 (or 1861453 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1321223133032 its reverse (2303313221231), we get a palindrome (3624536354263).

The spelling of 1321223133032 in words is "one trillion, three hundred twenty-one billion, two hundred twenty-three million, one hundred thirty-three thousand, thirty-two".