212103313222 has 32 divisors (see below), whose sum is σ = 336534637824. Its totient is φ = 100095782400.

The previous prime is 212103313171. The next prime is 212103313243. The reversal of 212103313222 is 222313301212.

It is a junction number, because it is equal to n+sod(n) for n = 212103313193 and 212103313202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9325408 + ... + 9348124.

It is an arithmetic number, because the mean of its divisors is an integer number (10516707432).

Almost surely, 2^212103313222 is an apocalyptic number.

212103313222 is a deficient number, since it is larger than the sum of its proper divisors (124431324602).

212103313222 is a wasteful number, since it uses less digits than its factorization.

212103313222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26464.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212103313222 its reverse (222313301212), we get a palindrome (434416614434).

The spelling of 212103313222 in words is "two hundred twelve billion, one hundred three million, three hundred thirteen thousand, two hundred twenty-two".