1331332145202 has 32 divisors (see below), whose sum is σ = 2687248460160. Its totient is φ = 439680493440.

The previous prime is 1331332145191. The next prime is 1331332145219. The reversal of 1331332145202 is 2025412331331.

It is a self number, because there is not a number n which added to its sum of digits gives 1331332145202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13633683 + ... + 13730985.

It is an arithmetic number, because the mean of its divisors is an integer number (83976514380).

Almost surely, 2^{1331332145202} is an apocalyptic number.

1331332145202 is an abundant number, since it is smaller than the sum of its proper divisors (1355916314958).

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

1331332145202 is a wasteful number, since it uses less digits than its factorization.

1331332145202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118338.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 1331332145202 its reverse (2025412331331), we get a palindrome (3356744476533).

The spelling of 1331332145202 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-two million, one hundred forty-five thousand, two hundred two".