1141223211 has 12 divisors (see below), whose sum is σ = 1664439088. Its totient is φ = 753428304.

The previous prime is 1141223207. The next prime is 1141223263. The reversal of 1141223211 is 1123221411.

1141223211 is a `hidden beast` number, since 11 + 412 + 232 + 11 = 666.

It is not a de Polignac number, because 1141223211 - 2² = 1141223207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141223711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 614620 + ... + 616473.

Almost surely, 2^1141223211 is an apocalyptic number.

1141223211 is a deficient number, since it is larger than the sum of its proper divisors (523215877).

1141223211 is a wasteful number, since it uses less digits than its factorization.

1141223211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231202 (or 1231199 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1141223211 is about 33781.9953673551. The cubic root of 1141223211 is about 1045.0174248294.

Adding to 1141223211 its reverse (1123221411), we get a palindrome (2264444622).

The spelling of 1141223211 in words is "one billion, one hundred forty-one million, two hundred twenty-three thousand, two hundred eleven".