1003212213321 has 8 divisors (see below), whose sum is σ = 1337620924224. Its totient is φ = 668805822320.

The previous prime is 1003212213319. The next prime is 1003212213347. The reversal of 1003212213321 is 1233122123001.

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

It is a cyclic number.

It is not a de Polignac number, because 1003212213321 - 2¹ = 1003212213319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1003212215321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294756 + ... + 1919066.

It is an arithmetic number, because the mean of its divisors is an integer number (167202615528).

Almost surely, 2^{1003212213321} is an apocalyptic number.

It is an amenable number.

1003212213321 is a deficient number, since it is larger than the sum of its proper divisors (334408710903).

1003212213321 is an equidigital number, since it uses as much as digits as its factorization.

1003212213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159951.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1003212213321 its reverse (1233122123001), we get a palindrome (2236334336322).

The spelling of 1003212213321 in words is "one trillion, three billion, two hundred twelve million, two hundred thirteen thousand, three hundred twenty-one".