1121322231211 has 32 divisors (see below), whose sum is σ = 1410450628608. Its totient is φ = 867708495360.

The previous prime is 1121322231193. The next prime is 1121322231217.

It is a happy number.

1121322231211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1121322231211 - 2⁷ = 1121322231083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121322231217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5994051 + ... + 6178291.

It is an arithmetic number, because the mean of its divisors is an integer number (44076582144).

Almost surely, 2^{1121322231211} is an apocalyptic number.

1121322231211 is a deficient number, since it is larger than the sum of its proper divisors (289128397397).

1121322231211 is a wasteful number, since it uses less digits than its factorization.

1121322231211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185731.

The product of its digits is 288, while the sum is 22.

The spelling of 1121322231211 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-two million, two hundred thirty-one thousand, two hundred eleven".