211222101221122 has 16 divisors (see below), whose sum is σ = 318097108076832. Its totient is φ = 105189736288000.

The previous prime is 211222101221101. The next prime is 211222101221161. The reversal of 211222101221122 is 221122101222112.

211222101221122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211222101221122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211222101221093 and 211222101221102.

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, 104475453 + ... + 106477999.

It is an arithmetic number, because the mean of its divisors is an integer number (19881069254802).

Almost surely, 2^{211222101221122} is an apocalyptic number.

211222101221122 is a deficient number, since it is larger than the sum of its proper divisors (106875006855710).

211222101221122 is a wasteful number, since it uses less digits than its factorization.

211222101221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212913.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 211222101221122 its reverse (221122101222112), we get a palindrome (432344202443234).

The spelling of 211222101221122 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred one million, two hundred twenty-one thousand, one hundred twenty-two".