11220949976782 has 64 divisors (see below), whose sum is σ = 21230678448000. Its totient is φ = 4419671800320.

The previous prime is 11220949976777. The next prime is 11220949976843. The reversal of 11220949976782 is 28767994902211.

11220949976782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 705019 + ... + 4789462.

It is an arithmetic number, because the mean of its divisors is an integer number (331729350750).

Almost surely, 2^{11220949976782} is an apocalyptic number.

11220949976782 is a deficient number, since it is larger than the sum of its proper divisors (10009728471218).

11220949976782 is a wasteful number, since it uses less digits than its factorization.

11220949976782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494746 (or 5494732 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 67.

The spelling of 11220949976782 in words is "eleven trillion, two hundred twenty billion, nine hundred forty-nine million, nine hundred seventy-six thousand, seven hundred eighty-two".