1210112011222 has 4 divisors (see below), whose sum is σ = 1815168016836. Its totient is φ = 605056005610.

The previous prime is 1210112011217. The next prime is 1210112011237. The reversal of 1210112011222 is 2221102110121.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1210112011196 and 1210112011205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302528002804 + ... + 302528002807.

It is an arithmetic number, because the mean of its divisors is an integer number (453792004209).

Almost surely, 2^{1210112011222} is an apocalyptic number.

1210112011222 is a deficient number, since it is larger than the sum of its proper divisors (605056005614).

1210112011222 is an equidigital number, since it uses as much as digits as its factorization.

1210112011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605056005613.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1210112011222 its reverse (2221102110121), we get a palindrome (3431214121343).

The spelling of 1210112011222 in words is "one trillion, two hundred ten billion, one hundred twelve million, eleven thousand, two hundred twenty-two".