1210111001222 has 8 divisors (see below), whose sum is σ = 1815529332456. Its totient is φ = 604934557072.

The previous prime is 1210111001189. The next prime is 1210111001233. The reversal of 1210111001222 is 2221001110121.

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

It is a super-2 number, since 2×1210111001222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1210111001197 and 1210111001206.

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, 60459263 + ... + 60479274.

It is an arithmetic number, because the mean of its divisors is an integer number (226941166557).

Almost surely, 2^{1210111001222} is an apocalyptic number.

1210111001222 is a deficient number, since it is larger than the sum of its proper divisors (605418331234).

1210111001222 is a wasteful number, since it uses less digits than its factorization.

1210111001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120943542.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210111001222 its reverse (2221001110121), we get a palindrome (3431112111343).

The spelling of 1210111001222 in words is "one trillion, two hundred ten billion, one hundred eleven million, one thousand, two hundred twenty-two".