122101222 has 4 divisors (see below), whose sum is σ = 183151836. Its totient is φ = 61050610.

The previous prime is 122101211. The next prime is 122101249. The reversal of 122101222 is 222101221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222101221 = 1453 ⋅152857.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30525304 + ... + 30525307.

It is an arithmetic number, because the mean of its divisors is an integer number (45787959).

Almost surely, 2^122101222 is an apocalyptic number.

122101222 is a deficient number, since it is larger than the sum of its proper divisors (61050614).

122101222 is an equidigital number, since it uses as much as digits as its factorization.

122101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61050613.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 122101222 is about 11049.9421717944. The cubic root of 122101222 is about 496.1046946661.

Adding to 122101222 its reverse (222101221), we get a palindrome (344202443).

Subtracting 122101222 from its reverse (222101221), we obtain a palindrome (99999999).

The spelling of 122101222 in words is "one hundred twenty-two million, one hundred one thousand, two hundred twenty-two".