211142320003 has 16 divisors (see below), whose sum is σ = 219542484672. Its totient is φ = 202902336000.

The previous prime is 211142320001. The next prime is 211142320009. The reversal of 211142320003 is 300023241112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 211142320003 - 2¹ = 211142320001 is a prime.

It is a super-3 number, since 3×211142320003³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211142320001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3148543 + ... + 3214903.

It is an arithmetic number, because the mean of its divisors is an integer number (13721405292).

Almost surely, 2^211142320003 is an apocalyptic number.

211142320003 is a deficient number, since it is larger than the sum of its proper divisors (8400164669).

211142320003 is a wasteful number, since it uses less digits than its factorization.

211142320003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67566.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 211142320003 its reverse (300023241112), we get a palindrome (511165561115).

The spelling of 211142320003 in words is "two hundred eleven billion, one hundred forty-two million, three hundred twenty thousand, three".