1011230211 has 8 divisors (see below), whose sum is σ = 1348562944. Its totient is φ = 674025480.

The previous prime is 1011230149. The next prime is 1011230221. The reversal of 1011230211 is 1120321101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011230211 - 2⁶ = 1011230147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011230221) 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, 11731 + ... + 46476.

It is an arithmetic number, because the mean of its divisors is an integer number (168570368).

Almost surely, 2^1011230211 is an apocalyptic number.

1011230211 is a deficient number, since it is larger than the sum of its proper divisors (337332733).

1011230211 is an equidigital number, since it uses as much as digits as its factorization.

1011230211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64001.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1011230211 is about 31799.8460845332. The cubic root of 1011230211 is about 1003.7294773741.

Adding to 1011230211 its reverse (1120321101), we get a palindrome (2131551312).

The spelling of 1011230211 in words is "one billion, eleven million, two hundred thirty thousand, two hundred eleven".