11020001020111 has 4 divisors (see below), whose sum is σ = 11081565271800. Its totient is φ = 10958436768424.

The previous prime is 11020001020103. The next prime is 11020001020123. The reversal of 11020001020111 is 11102010002011.

11020001020111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11020001020111 - 2³ = 11020001020103 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 (11020001020811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30782125576 + ... + 30782125933.

It is an arithmetic number, because the mean of its divisors is an integer number (2770391317950).

Almost surely, 2^{11020001020111} is an apocalyptic number.

11020001020111 is a deficient number, since it is larger than the sum of its proper divisors (61564251689).

11020001020111 is an equidigital number, since it uses as much as digits as its factorization.

11020001020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61564251688.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11020001020111 its reverse (11102010002011), we get a palindrome (22122011022122).

The spelling of 11020001020111 in words is "eleven trillion, twenty billion, one million, twenty thousand, one hundred eleven".