210211201222 has 32 divisors (see below), whose sum is σ = 347462970624. Its totient is φ = 94584012000.

The previous prime is 210211201183. The next prime is 210211201223. The reversal of 210211201222 is 222102112012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210211201196 and 210211201205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211201223) 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, 15607263 + ... + 15620725.

It is an arithmetic number, because the mean of its divisors is an integer number (10858217832).

Almost surely, 2^210211201222 is an apocalyptic number.

210211201222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210211201222 is a deficient number, since it is larger than the sum of its proper divisors (137251769402).

210211201222 is a wasteful number, since it uses less digits than its factorization.

210211201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20604.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210211201222 its reverse (222102112012), we get a palindrome (432313313234).

It can be divided in two parts, 2102112012 and 22, that multiplied together give a palindrome (46246464264).

The spelling of 210211201222 in words is "two hundred ten billion, two hundred eleven million, two hundred one thousand, two hundred twenty-two".