11021010201983 has 4 divisors (see below), whose sum is σ = 11021148564600. Its totient is φ = 11020871839368.

The previous prime is 11021010201947. The next prime is 11021010201997. The reversal of 11021010201983 is 38910201012011.

It is a happy number.

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 11021010201983 - 2⁸ = 11021010201727 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 (11021010201583) 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, 69061760 + ... + 69221157.

It is an arithmetic number, because the mean of its divisors is an integer number (2755287141150).

Almost surely, 2^{11021010201983} is an apocalyptic number.

11021010201983 is a deficient number, since it is larger than the sum of its proper divisors (138362617).

11021010201983 is an equidigital number, since it uses as much as digits as its factorization.

11021010201983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138362616.

The product of its (nonzero) digits is 864, while the sum is 29.

Adding to 11021010201983 its reverse (38910201012011), we get a palindrome (49931211213994).

The spelling of 11021010201983 in words is "eleven trillion, twenty-one billion, ten million, two hundred one thousand, nine hundred eighty-three".