21110201119983 has 4 divisors (see below), whose sum is σ = 28146934826648. Its totient is φ = 14073467413320.

The previous prime is 21110201119963. The next prime is 21110201119991. The reversal of 21110201119983 is 38991110201112.

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

It is not a de Polignac number, because 21110201119983 - 2⁶ = 21110201119919 is a prime.

It is a super-2 number, since 2×21110201119983² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21110201119933) 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, 3518366853328 + ... + 3518366853333.

It is an arithmetic number, because the mean of its divisors is an integer number (7036733706662).

Almost surely, 2^{21110201119983} is an apocalyptic number.

21110201119983 is a deficient number, since it is larger than the sum of its proper divisors (7036733706665).

21110201119983 is an equidigital number, since it uses as much as digits as its factorization.

21110201119983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7036733706664.

The product of its (nonzero) digits is 7776, while the sum is 39.

The spelling of 21110201119983 in words is "twenty-one trillion, one hundred ten billion, two hundred one million, one hundred nineteen thousand, nine hundred eighty-three".