1210223110212 has 60 divisors (see below), whose sum is σ = 3169152478800. Its totient is φ = 402720403824.

The previous prime is 1210223110207. The next prime is 1210223110237. The reversal of 1210223110212 is 2120113220121.

1210223110212 is a `hidden beast` number, since 1 + 210 + 2 + 231 + 10 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2991462 + ... + 3371837.

It is an arithmetic number, because the mean of its divisors is an integer number (52819207980).

Almost surely, 2^{1210223110212} is an apocalyptic number.

1210223110212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1210223110212 is an abundant number, since it is smaller than the sum of its proper divisors (1958929368588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210223110212 is a wasteful number, since it uses less digits than its factorization.

1210223110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6363902 (or 6363891 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1210223110212 its reverse (2120113220121), we get a palindrome (3330336330333).

The spelling of 1210223110212 in words is "one trillion, two hundred ten billion, two hundred twenty-three million, one hundred ten thousand, two hundred twelve".