11020020093 has 6 divisors (see below), whose sum is σ = 15917806814. Its totient is φ = 7346680056.

The previous prime is 11020020073. The next prime is 11020020103. The reversal of 11020020093 is 39002002011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10496617209 + 523402884 = 102453^2 + 22878^2 .

It is not a de Polignac number, because 11020020093 - 2¹⁰ = 11020019069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020020043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 612223330 + ... + 612223347.

Almost surely, 2^11020020093 is an apocalyptic number.

It is an amenable number.

11020020093 is a deficient number, since it is larger than the sum of its proper divisors (4897786721).

11020020093 is a wasteful number, since it uses less digits than its factorization.

11020020093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224446683 (or 1224446680 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The spelling of 11020020093 in words is "eleven billion, twenty million, twenty thousand, ninety-three".