1011241211 has 2 divisors, whose sum is σ = 1011241212. Its totient is φ = 1011241210.

The previous prime is 1011241201. The next prime is 1011241213. The reversal of 1011241211 is 1121421101.

It is a strong prime.

It is an emirp because it is prime and its reverse (1121421101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011241211 - 2²⁶ = 944132347 is a prime.

Together with 1011241213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1011241213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505620605 + 505620606.

It is an arithmetic number, because the mean of its divisors is an integer number (505620606).

Almost surely, 2^1011241211 is an apocalyptic number.

1011241211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011241211 is an equidigital number, since it uses as much as digits as its factorization.

1011241211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 1011241211 is about 31800.0190408748. The cubic root of 1011241211 is about 1003.7331168303.

Adding to 1011241211 its reverse (1121421101), we get a palindrome (2132662312).

The spelling of 1011241211 in words is "one billion, eleven million, two hundred forty-one thousand, two hundred eleven".