120121202222 has 32 divisors (see below), whose sum is σ = 216943246080. Its totient is φ = 48729798720.

The previous prime is 120121202197. The next prime is 120121202269. The reversal of 120121202222 is 222202121021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120121202222.

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, 125522 + ... + 505962.

It is an arithmetic number, because the mean of its divisors is an integer number (6779476440).

Almost surely, 2^120121202222 is an apocalyptic number.

120121202222 is a deficient number, since it is larger than the sum of its proper divisors (96822043858).

120121202222 is a wasteful number, since it uses less digits than its factorization.

120121202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381656.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120121202222 its reverse (222202121021), we get a palindrome (342323323243).

The spelling of 120121202222 in words is "one hundred twenty billion, one hundred twenty-one million, two hundred two thousand, two hundred twenty-two".