20211110003 has 8 divisors (see below), whose sum is σ = 23099484672. Its totient is φ = 17323003656.

The previous prime is 20211109987. The next prime is 20211110057. The reversal of 20211110003 is 30001111202.

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

It is not a de Polignac number, because 20211110003 - 2⁴ = 20211109987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211110203) 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, 134876 + ... + 242102.

It is an arithmetic number, because the mean of its divisors is an integer number (2887435584).

Almost surely, 2^20211110003 is an apocalyptic number.

20211110003 is a deficient number, since it is larger than the sum of its proper divisors (2888374669).

20211110003 is a wasteful number, since it uses less digits than its factorization.

20211110003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134161.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 20211110003 its reverse (30001111202), we get a palindrome (50212221205).

The spelling of 20211110003 in words is "twenty billion, two hundred eleven million, one hundred ten thousand, three".