11010001056 has 48 divisors (see below), whose sum is σ = 29166429600. Its totient is φ = 3636327168.

The previous prime is 11010001049. The next prime is 11010001063. The reversal of 11010001056 is 65010001011.

It is an interprime number because it is at equal distance from previous prime (11010001049) and next prime (11010001063).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×11010001056² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 515626 + ... + 536553.

It is an arithmetic number, because the mean of its divisors is an integer number (607633950).

Almost surely, 2^11010001056 is an apocalyptic number.

11010001056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11010001056 is an abundant number, since it is smaller than the sum of its proper divisors (18156428544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11010001056 is a wasteful number, since it uses less digits than its factorization.

11010001056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052301 (or 1052293 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 11010001056 its reverse (65010001011), we get a palindrome (76020002067).

The spelling of 11010001056 in words is "eleven billion, ten million, one thousand, fifty-six".