211112100003 has 32 divisors (see below), whose sum is σ = 329340211200. Its totient is φ = 117771194016.

The previous prime is 211112099999. The next prime is 211112100019. The reversal of 211112100003 is 300001211112.

It is not a de Polignac number, because 211112100003 - 2² = 211112099999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211112100403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1783888 + ... + 1898546.

It is an arithmetic number, because the mean of its divisors is an integer number (10291881600).

Almost surely, 2^211112100003 is an apocalyptic number.

211112100003 is a deficient number, since it is larger than the sum of its proper divisors (118228111197).

211112100003 is a wasteful number, since it uses less digits than its factorization.

211112100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116751.

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

Adding to 211112100003 its reverse (300001211112), we get a palindrome (511113311115).

The spelling of 211112100003 in words is "two hundred eleven billion, one hundred twelve million, one hundred thousand, three".