10212211222 has 8 divisors (see below), whose sum is σ = 15351546672. Its totient is φ = 5095029000.

The previous prime is 10212211201. The next prime is 10212211223. The reversal of 10212211222 is 22211221201.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 10212211196 and 10212211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212211223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5537154 + ... + 5538997.

It is an arithmetic number, because the mean of its divisors is an integer number (1918943334).

Almost surely, 2^10212211222 is an apocalyptic number.

10212211222 is a deficient number, since it is larger than the sum of its proper divisors (5139335450).

10212211222 is a wasteful number, since it uses less digits than its factorization.

10212211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11076614.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10212211222 its reverse (22211221201), we get a palindrome (32423432423).

The spelling of 10212211222 in words is "ten billion, two hundred twelve million, two hundred eleven thousand, two hundred twenty-two".