1210222223164 has 12 divisors (see below), whose sum is σ = 2119725749344. Its totient is φ = 604586294784.

The previous prime is 1210222223153. The next prime is 1210222223191. The reversal of 1210222223164 is 4613222220121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131199012 + ... + 131208235.

Almost surely, 2^{1210222223164} is an apocalyptic number.

It is an amenable number.

1210222223164 is a deficient number, since it is larger than the sum of its proper divisors (909503526180).

1210222223164 is a wasteful number, since it uses less digits than its factorization.

1210222223164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262408404 (or 262408402 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1210222223164 its reverse (4613222220121), we get a palindrome (5823444443285).

The spelling of 1210222223164 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred twenty-three thousand, one hundred sixty-four".