1121012022211 has 16 divisors (see below), whose sum is σ = 1142778494880. Its totient is φ = 1099457032960.

The previous prime is 1121012022167. The next prime is 1121012022223. The reversal of 1121012022211 is 1122202101211.

It is a cyclic number.

It is not a de Polignac number, because 1121012022211 - 2⁷ = 1121012022083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121012022311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27179841 + ... + 27221053.

It is an arithmetic number, because the mean of its divisors is an integer number (71423655930).

Almost surely, 2^{1121012022211} is an apocalyptic number.

1121012022211 is a deficient number, since it is larger than the sum of its proper divisors (21766472669).

1121012022211 is a wasteful number, since it uses less digits than its factorization.

1121012022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43766.

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

Adding to 1121012022211 its reverse (1122202101211), we get a palindrome (2243214123422).

It can be divided in two parts, 112101 and 2022211, that added together give a palindrome (2134312).

The spelling of 1121012022211 in words is "one trillion, one hundred twenty-one billion, twelve million, twenty-two thousand, two hundred eleven".