1222120122122 has 8 divisors (see below), whose sum is σ = 1833185390400. Its totient is φ = 611058325324.

The previous prime is 1222120122103. The next prime is 1222120122163. The reversal of 1222120122122 is 2212210212221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1222120122094 and 1222120122103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359279 + ... + 1604157.

It is an arithmetic number, because the mean of its divisors is an integer number (229148173800).

Almost surely, 2^{1222120122122} is an apocalyptic number.

1222120122122 is a deficient number, since it is larger than the sum of its proper divisors (611065268278).

1222120122122 is a wasteful number, since it uses less digits than its factorization.

1222120122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735740.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1222120122122 its reverse (2212210212221), we get a palindrome (3434330334343).

Subtracting 1222120122122 from its reverse (2212210212221), we obtain a palindrome (990090090099).

The spelling of 1222120122122 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, one hundred twenty-two thousand, one hundred twenty-two".