1121325231211 has 16 divisors (see below), whose sum is σ = 1130979603744. Its totient is φ = 1111707535104.

The previous prime is 1121325231197. The next prime is 1121325231233.

1121325231211 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1121325231211 - 2¹¹ = 1121325229163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121325231811) 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, 180943365 + ... + 180949561.

It is an arithmetic number, because the mean of its divisors is an integer number (70686225234).

Almost surely, 2^{1121325231211} is an apocalyptic number.

1121325231211 is a deficient number, since it is larger than the sum of its proper divisors (9654372533).

1121325231211 is a wasteful number, since it uses less digits than its factorization.

1121325231211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8910.

The product of its digits is 720, while the sum is 25.

The spelling of 1121325231211 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-five million, two hundred thirty-one thousand, two hundred eleven".