1122201210111 has 8 divisors (see below), whose sum is σ = 1515208385280. Its totient is φ = 738664087512.

The previous prime is 1122201210107. The next prime is 1122201210187. The reversal of 1122201210111 is 1110121022211.

It is a happy number.

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

It is not a de Polignac number, because 1122201210111 - 2² = 1122201210107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122201210511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2367512865 + ... + 2367513338.

It is an arithmetic number, because the mean of its divisors is an integer number (189401048160).

Almost surely, 2^{1122201210111} is an apocalyptic number.

1122201210111 is a deficient number, since it is larger than the sum of its proper divisors (393007175169).

1122201210111 is an equidigital number, since it uses as much as digits as its factorization.

1122201210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4735026285.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122201210111 its reverse (1110121022211), we get a palindrome (2232322232322).

The spelling of 1122201210111 in words is "one trillion, one hundred twenty-two billion, two hundred one million, two hundred ten thousand, one hundred eleven".