211102021122 has 16 divisors (see below), whose sum is σ = 429360043680. Its totient is φ = 69174673472.

The previous prime is 211102021079. The next prime is 211102021187. The reversal of 211102021122 is 221120201112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298166343 + ... + 298167050.

It is an arithmetic number, because the mean of its divisors is an integer number (26835002730).

Almost surely, 2^211102021122 is an apocalyptic number.

211102021122 is an abundant number, since it is smaller than the sum of its proper divisors (218258022558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211102021122 is a wasteful number, since it uses less digits than its factorization.

211102021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596333457.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211102021122 its reverse (221120201112), we get a palindrome (432222222234).

The spelling of 211102021122 in words is "two hundred eleven billion, one hundred two million, twenty-one thousand, one hundred twenty-two".