11020297719 has 16 divisors (see below), whose sum is σ = 15561017568. Its totient is φ = 6913385472.

The previous prime is 11020297697. The next prime is 11020297789. The reversal of 11020297719 is 91779202011.

It is not a de Polignac number, because 11020297719 - 2⁷ = 11020297591 is a prime.

It is a super-2 number, since 2×11020297719² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020297789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299689 + ... + 334445.

It is an arithmetic number, because the mean of its divisors is an integer number (972563598).

Almost surely, 2^11020297719 is an apocalyptic number.

11020297719 is a deficient number, since it is larger than the sum of its proper divisors (4540719849).

11020297719 is a wasteful number, since it uses less digits than its factorization.

11020297719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40994.

The product of its (nonzero) digits is 15876, while the sum is 39.

The spelling of 11020297719 in words is "eleven billion, twenty million, two hundred ninety-seven thousand, seven hundred nineteen".