212213012303 has 16 divisors (see below), whose sum is σ = 222924108960. Its totient is φ = 201804264576.

The previous prime is 212213012287. The next prime is 212213012311. The reversal of 212213012303 is 303210312212.

It is not a de Polignac number, because 212213012303 - 2⁴ = 212213012287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212213012903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96701 + ... + 658617.

It is an arithmetic number, because the mean of its divisors is an integer number (13932756810).

Almost surely, 2^212213012303 is an apocalyptic number.

212213012303 is a deficient number, since it is larger than the sum of its proper divisors (10711096657).

212213012303 is a wasteful number, since it uses less digits than its factorization.

212213012303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562186.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212213012303 its reverse (303210312212), we get a palindrome (515423324515).

The spelling of 212213012303 in words is "two hundred twelve billion, two hundred thirteen million, twelve thousand, three hundred three".