1010111011 has 8 divisors (see below), whose sum is σ = 1243213664. Its totient is φ = 799208640.

The previous prime is 1010110967. The next prime is 1010111057. The reversal of 1010111011 is 1101110101.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010111011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 1010110985 and 1010111003.

It is not an unprimeable number, because it can be changed into a prime (1010111111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5549970 + ... + 5550151.

It is an arithmetic number, because the mean of its divisors is an integer number (155401708).

Almost surely, 2^1010111011 is an apocalyptic number.

1010111011 is a deficient number, since it is larger than the sum of its proper divisors (233102653).

1010111011 is a wasteful number, since it uses less digits than its factorization.

1010111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100141.

The product of its (nonzero) digits is 1, while the sum is 7.

The square root of 1010111011 is about 31782.2436432672. The cubic root of 1010111011 is about 1003.3590412086.

Adding to 1010111011 its reverse (1101110101), we get a palindrome (2111221112).

It can be divided in two parts, 10101 and 11011, that multiplied together give a palindrome (111222111).

The spelling of 1010111011 in words is "one billion, ten million, one hundred eleven thousand, eleven".