1331203213322 has 8 divisors (see below), whose sum is σ = 2001547825572. Its totient is φ = 664020604800.

The previous prime is 1331203213259. The next prime is 1331203213331. The reversal of 1331203213322 is 2233123021331.

It can be written as a sum of positive squares in 2 ways, for example, as 1330467664681 + 735548641 = 1153459^2 + 27121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1331203213291 and 1331203213300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790499879 + ... + 790501562.

Almost surely, 2^{1331203213322} is an apocalyptic number.

1331203213322 is a deficient number, since it is larger than the sum of its proper divisors (670344612250).

1331203213322 is a wasteful number, since it uses less digits than its factorization.

1331203213322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581001864.

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

Adding to 1331203213322 its reverse (2233123021331), we get a palindrome (3564326234653).

The spelling of 1331203213322 in words is "one trillion, three hundred thirty-one billion, two hundred three million, two hundred thirteen thousand, three hundred twenty-two".