11022211211222 has 32 divisors (see below), whose sum is σ = 19021652858880. Its totient is φ = 4755413197440.

The previous prime is 11022211211213. The next prime is 11022211211233. The reversal of 11022211211222 is 22211211222011.

It is a junction number, because it is equal to n+sod(n) for n = 11022211211194 and 11022211211203.

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, 275177498 + ... + 275217549.

It is an arithmetic number, because the mean of its divisors is an integer number (594426651840).

Almost surely, 2^{11022211211222} is an apocalyptic number.

11022211211222 is a deficient number, since it is larger than the sum of its proper divisors (7999441647658).

11022211211222 is a wasteful number, since it uses less digits than its factorization.

11022211211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550395116.

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

Adding to 11022211211222 its reverse (22211211222011), we get a palindrome (33233422433233).

The spelling of 11022211211222 in words is "eleven trillion, twenty-two billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty-two".