1122121200211 has 8 divisors (see below), whose sum is σ = 1224821115504. Its totient is φ = 1019536101120.

The previous prime is 1122121200209. The next prime is 1122121200269. The reversal of 1122121200211 is 1120021212211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122121200211 - 2¹ = 1122121200209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122121203211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28683610 + ... + 28722703.

It is an arithmetic number, because the mean of its divisors is an integer number (153102639438).

Almost surely, 2^{1122121200211} is an apocalyptic number.

1122121200211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1122121200211 is a deficient number, since it is larger than the sum of its proper divisors (102699915293).

1122121200211 is a wasteful number, since it uses less digits than its factorization.

1122121200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57408101.

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

Adding to 1122121200211 its reverse (1120021212211), we get a palindrome (2242142412422).

The spelling of 1122121200211 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred thousand, two hundred eleven".