212220331003 has 8 divisors (see below), whose sum is σ = 213515639568. Its totient is φ = 210928907424.

The previous prime is 212220330997. The next prime is 212220331069. The reversal of 212220331003 is 300133022212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212220331003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212220331073) 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, 861625 + ... + 1080202.

It is an arithmetic number, because the mean of its divisors is an integer number (26689454946).

Almost surely, 2^212220331003 is an apocalyptic number.

212220331003 is a deficient number, since it is larger than the sum of its proper divisors (1295308565).

212220331003 is a wasteful number, since it uses less digits than its factorization.

212220331003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942493.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 212220331003 its reverse (300133022212), we get a palindrome (512353353215).

The spelling of 212220331003 in words is "two hundred twelve billion, two hundred twenty million, three hundred thirty-one thousand, three".