1121121002211 has 8 divisors (see below), whose sum is σ = 1708374860544. Its totient is φ = 640640572680.

The previous prime is 1121121002201. The next prime is 1121121002213. The reversal of 1121121002211 is 1122001211211.

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 1121121002211 - 2⁵ = 1121121002179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121121002213) 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, 26693357175 + ... + 26693357216.

It is an arithmetic number, because the mean of its divisors is an integer number (213546857568).

Almost surely, 2^{1121121002211} is an apocalyptic number.

1121121002211 is a deficient number, since it is larger than the sum of its proper divisors (587253858333).

1121121002211 is an equidigital number, since it uses as much as digits as its factorization.

1121121002211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53386714401.

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

Adding to 1121121002211 its reverse (1122001211211), we get a palindrome (2243122213422).

The spelling of 1121121002211 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-one million, two thousand, two hundred eleven".