1011240011 has 8 divisors (see below), whose sum is σ = 1055773440. Its totient is φ = 966753832.

The previous prime is 1011240001. The next prime is 1011240029. The reversal of 1011240011 is 1100421101.

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 1011240011 - 2¹⁸ = 1010977867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011239974 and 1011240001.

It is not an unprimeable number, because it can be changed into a prime (1011240001) 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, 36116 + ... + 57678.

It is an arithmetic number, because the mean of its divisors is an integer number (131971680).

Almost surely, 2^1011240011 is an apocalyptic number.

1011240011 is a deficient number, since it is larger than the sum of its proper divisors (44533429).

1011240011 is a wasteful number, since it uses less digits than its factorization.

1011240011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23625.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1011240011 is about 31800.0001729560. Note that the first 3 decimals coincide. The cubic root of 1011240011 is about 1003.7327198000.

Subtracting from 1011240011 its sum of digits (11), we obtain a square (1011240000 = 31800²).

Adding to 1011240011 its reverse (1100421101), we get a palindrome (2111661112).

The spelling of 1011240011 in words is "one billion, eleven million, two hundred forty thousand, eleven".