212113310222 has 16 divisors (see below), whose sum is σ = 347128070400. Its totient is φ = 96405818040.

The previous prime is 212113310153. The next prime is 212113310243. The reversal of 212113310222 is 222013311212.

It is a junction number, because it is equal to n+sod(n) for n = 212113310194 and 212113310203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230822 + ... + 691017.

It is an arithmetic number, because the mean of its divisors is an integer number (21695504400).

Almost surely, 2^212113310222 is an apocalyptic number.

212113310222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212113310222 is a deficient number, since it is larger than the sum of its proper divisors (135014760178).

212113310222 is a wasteful number, since it uses less digits than its factorization.

212113310222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932311.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212113310222 its reverse (222013311212), we get a palindrome (434126621434).

The spelling of 212113310222 in words is "two hundred twelve billion, one hundred thirteen million, three hundred ten thousand, two hundred twenty-two".