1333221001002 has 48 divisors (see below), whose sum is σ = 3151332879552. Its totient is φ = 403995692160.

The previous prime is 1333221001001. The next prime is 1333221001061. The reversal of 1333221001002 is 2001001223331.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1333221001001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10758498 + ... + 10881714.

It is an arithmetic number, because the mean of its divisors is an integer number (65652768324).

Almost surely, 2^{1333221001002} is an apocalyptic number.

1333221001002 is an abundant number, since it is smaller than the sum of its proper divisors (1818111878550).

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

1333221001002 is a wasteful number, since it uses less digits than its factorization.

1333221001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177883 (or 177880 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1333221001002 its reverse (2001001223331), we get a palindrome (3334222224333).

The spelling of 1333221001002 in words is "one trillion, three hundred thirty-three billion, two hundred twenty-one million, one thousand, two".