211000101222 has 16 divisors (see below), whose sum is σ = 422103354480. Its totient is φ = 70316175072.

The previous prime is 211000101217. The next prime is 211000101239. The reversal of 211000101222 is 222101000112.

It is a junction number, because it is equal to n+sod(n) for n = 211000101198 and 211000101207.

It is a congruent number.

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, 4271397 + ... + 4320512.

It is an arithmetic number, because the mean of its divisors is an integer number (26381459655).

Almost surely, 2^211000101222 is an apocalyptic number.

211000101222 is an abundant number, since it is smaller than the sum of its proper divisors (211103253258).

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

211000101222 is a wasteful number, since it uses less digits than its factorization.

211000101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8596007.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211000101222 its reverse (222101000112), we get a palindrome (433101101334).

The spelling of 211000101222 in words is "two hundred eleven billion, one hundred one thousand, two hundred twenty-two".