21110022009983 has 8 divisors (see below), whose sum is σ = 21344502228000. Its totient is φ = 20876779155168.

The previous prime is 21110022009961. The next prime is 21110022009997. The reversal of 21110022009983 is 38990022001112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21110022009983 - 2¹⁶ = 21110021944447 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 (21110022039983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309306491 + ... + 309374732.

It is an arithmetic number, because the mean of its divisors is an integer number (2668062778500).

Almost surely, 2^{21110022009983} is an apocalyptic number.

21110022009983 is a deficient number, since it is larger than the sum of its proper divisors (234480218017).

21110022009983 is a wasteful number, since it uses less digits than its factorization.

21110022009983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618681601.

The product of its (nonzero) digits is 15552, while the sum is 38.

The spelling of 21110022009983 in words is "twenty-one trillion, one hundred ten billion, twenty-two million, nine thousand, nine hundred eighty-three".