11010211019940 has 96 divisors (see below), whose sum is σ = 33658918102656. Its totient is φ = 2666941424640.

The previous prime is 11010211019939. The next prime is 11010211020001. The reversal of 11010211019940 is 4991011201011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11010211019898 and 11010211019907.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6075817 + ... + 7676976.

It is an arithmetic number, because the mean of its divisors is an integer number (350613730236).

Almost surely, 2^{11010211019940} is an apocalyptic number.

11010211019940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010211019940 is an abundant number, since it is smaller than the sum of its proper divisors (22648707082716).

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

11010211019940 is a wasteful number, since it uses less digits than its factorization.

11010211019940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13754029 (or 13754027 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 11010211019940 in words is "eleven trillion, ten billion, two hundred eleven million, nineteen thousand, nine hundred forty".