11210211221222 has 16 divisors (see below), whose sum is σ = 18109065875040. Its totient is φ = 5173868459712.

The previous prime is 11210211221173. The next prime is 11210211221269. The reversal of 11210211221222 is 22212211201211.

It is a junction number, because it is equal to n+sod(n) for n = 11210211221194 and 11210211221203.

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, 1288322 + ... + 4907157.

It is an arithmetic number, because the mean of its divisors is an integer number (1131816617190).

Almost surely, 2^{11210211221222} is an apocalyptic number.

11210211221222 is a deficient number, since it is larger than the sum of its proper divisors (6898854653818).

11210211221222 is a wasteful number, since it uses less digits than its factorization.

11210211221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6265087.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11210211221222 its reverse (22212211201211), we get a palindrome (33422422422433).

The spelling of 11210211221222 in words is "eleven trillion, two hundred ten billion, two hundred eleven million, two hundred twenty-one thousand, two hundred twenty-two".