211000102222 has 64 divisors (see below), whose sum is σ = 412497146880. Its totient is φ = 78605531136.

The previous prime is 211000102153. The next prime is 211000102267. The reversal of 211000102222 is 222201000112.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394798 + ... + 760174.

It is an arithmetic number, because the mean of its divisors is an integer number (6445267920).

Almost surely, 2^211000102222 is an apocalyptic number.

211000102222 is a deficient number, since it is larger than the sum of its proper divisors (201497044658).

211000102222 is a wasteful number, since it uses less digits than its factorization.

211000102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365585.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 211000102222 its reverse (222201000112), we get a palindrome (433201102334).

The spelling of 211000102222 in words is "two hundred eleven billion, one hundred two thousand, two hundred twenty-two".