211443103102 has 24 divisors (see below), whose sum is σ = 398421718128. Its totient is φ = 82380429120.

The previous prime is 211443103097. The next prime is 211443103103. The reversal of 211443103102 is 201301344112.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211443103103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62407723 + ... + 62411110.

It is an arithmetic number, because the mean of its divisors is an integer number (16600904922).

Almost surely, 2^211443103102 is an apocalyptic number.

211443103102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211443103102 is a deficient number, since it is larger than the sum of its proper divisors (186978615026).

211443103102 is a wasteful number, since it uses less digits than its factorization.

211443103102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124818864 (or 124818853 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 211443103102 its reverse (201301344112), we get a palindrome (412744447214).

The spelling of 211443103102 in words is "two hundred eleven billion, four hundred forty-three million, one hundred three thousand, one hundred two".