1011211113 has 8 divisors (see below), whose sum is σ = 1470852576. Its totient is φ = 612855200.

The previous prime is 1011211079. The next prime is 1011211127. The reversal of 1011211113 is 3111121101.

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

It is a cyclic number.

It is not a de Polignac number, because 1011211113 - 2¹² = 1011207017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011211163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15321348 + ... + 15321413.

It is an arithmetic number, because the mean of its divisors is an integer number (183856572).

Almost surely, 2^1011211113 is an apocalyptic number.

It is an amenable number.

1011211113 is a deficient number, since it is larger than the sum of its proper divisors (459641463).

1011211113 is a wasteful number, since it uses less digits than its factorization.

1011211113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30642775.

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1011211113 is about 31799.5457986431. The cubic root of 1011211113 is about 1003.7231585537.

Adding to 1011211113 its reverse (3111121101), we get a palindrome (4122332214).

The spelling of 1011211113 in words is "one billion, eleven million, two hundred eleven thousand, one hundred thirteen".