211102102003 has 16 divisors (see below), whose sum is σ = 237275136000. Its totient is φ = 186351843744.

The previous prime is 211102101979. The next prime is 211102102007. The reversal of 211102102003 is 300201201112.

It is a cyclic number.

It is not a de Polignac number, because 211102102003 - 2⁵ = 211102101971 is a prime.

It is a super-2 number, since 2×211102102003² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211102102007) 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, 1393998 + ... + 1537996.

It is an arithmetic number, because the mean of its divisors is an integer number (14829696000).

Almost surely, 2^211102102003 is an apocalyptic number.

211102102003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

211102102003 is a deficient number, since it is larger than the sum of its proper divisors (26173033997).

211102102003 is a wasteful number, since it uses less digits than its factorization.

211102102003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148938.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 211102102003 its reverse (300201201112), we get a palindrome (511303303115).

The spelling of 211102102003 in words is "two hundred eleven billion, one hundred two million, one hundred two thousand, three".