211021120000222 has 32 divisors (see below), whose sum is σ = 361917186273792. Its totient is φ = 90395955185184.

The previous prime is 211021120000217. The next prime is 211021120000231. The reversal of 211021120000222 is 222000021120112.

It is a happy number.

It is a super-2 number, since 2×211021120000222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211021120000196 and 211021120000205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431179423 + ... + 431668549.

It is an arithmetic number, because the mean of its divisors is an integer number (11309912071056).

Almost surely, 2^{211021120000222} is an apocalyptic number.

211021120000222 is a deficient number, since it is larger than the sum of its proper divisors (150896066273570).

211021120000222 is a wasteful number, since it uses less digits than its factorization.

211021120000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503272.

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

Adding to 211021120000222 its reverse (222000021120112), we get a palindrome (433021141120334).

The spelling of 211021120000222 in words is "two hundred eleven trillion, twenty-one billion, one hundred twenty million, two hundred twenty-two", and thus it is an aban number.