2133221303012 has 24 divisors (see below), whose sum is σ = 3783673361496. Its totient is φ = 1052242034688.

The previous prime is 2133221303009. The next prime is 2133221303069. The reversal of 2133221303012 is 2103031223312.

It can be written as a sum of positive squares in 4 ways, for example, as 60473695396 + 2072747607616 = 245914^2 + 1439704^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8661293 + ... + 8904180.

It is an arithmetic number, because the mean of its divisors is an integer number (157653056729).

Almost surely, 2^{2133221303012} is an apocalyptic number.

It is an amenable number.

2133221303012 is a deficient number, since it is larger than the sum of its proper divisors (1650452058484).

2133221303012 is a wasteful number, since it uses less digits than its factorization.

2133221303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17565887 (or 17565885 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2133221303012 its reverse (2103031223312), we get a palindrome (4236252526324).

The spelling of 2133221303012 in words is "two trillion, one hundred thirty-three billion, two hundred twenty-one million, three hundred three thousand, twelve".