11203212221983 has 16 divisors (see below), whose sum is σ = 11940860177280. Its totient is φ = 10493059687936.

The previous prime is 11203212221921. The next prime is 11203212222017. The reversal of 11203212221983 is 38912221230211.

It is a cyclic number.

It is not a de Polignac number, because 11203212221983 - 2¹⁷ = 11203212090911 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 (11203212225983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36215560 + ... + 36523597.

It is an arithmetic number, because the mean of its divisors is an integer number (746303761080).

Almost surely, 2^{11203212221983} is an apocalyptic number.

11203212221983 is a deficient number, since it is larger than the sum of its proper divisors (737647955297).

11203212221983 is a wasteful number, since it uses less digits than its factorization.

11203212221983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72739346.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 11203212221983 in words is "eleven trillion, two hundred three billion, two hundred twelve million, two hundred twenty-one thousand, nine hundred eighty-three".